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Finding the Fourth Proportional to 56,184.50, 77,534.62 and 31,035.62

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Solution

The fourth proportional to 56,184.50, 77,534.62 and 31,035.62 is: 42,829.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,184.50 : 77,534.62 = 31,035.62 : x
  2. Step 2: Convert to fraction form
    56,184.50/77,534.62 = 31,035.62/x
  3. Step 3: Cross multiply
    56,184.50x = 77,534.62 × 31,035.62
  4. Step 4: Simplify right side
    56,184.50x = 2,406,335,003.16
  5. Step 5: Solve for x
    x = 2,406,335,003.16/56,184.50
  6. Step 6: Final answer
    x = 42,829.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.