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Finding the Fourth Proportional to 24,792,101.20, 37,188,151.80 and 20,824,008.40

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Solution

The fourth proportional to 24,792,101.20, 37,188,151.80 and 20,824,008.40 is: 31,236,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,792,101.20 : 37,188,151.80 = 20,824,008.40 : x
  2. Step 2: Convert to fraction form
    24,792,101.20/37,188,151.80 = 20,824,008.40/x
  3. Step 3: Cross multiply
    24,792,101.20x = 37,188,151.80 × 20,824,008.40
  4. Step 4: Simplify right side
    24,792,101.20x = 774,406,385,463,675
  5. Step 5: Solve for x
    x = 774,406,385,463,675/24,792,101.20
  6. Step 6: Final answer
    x = 31,236,012.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.