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Finding the Fourth Proportional to 40,061.58, 60,064.70 and 17,561.48

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Solution

The fourth proportional to 40,061.58, 60,064.70 and 17,561.48 is: 26,330.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,061.58 : 60,064.70 = 17,561.48 : x
  2. Step 2: Convert to fraction form
    40,061.58/60,064.70 = 17,561.48/x
  3. Step 3: Cross multiply
    40,061.58x = 60,064.70 × 17,561.48
  4. Step 4: Simplify right side
    40,061.58x = 1,054,824,639.63
  5. Step 5: Solve for x
    x = 1,054,824,639.63/40,061.58
  6. Step 6: Final answer
    x = 26,330.08

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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.