Home / 66,073.18-91,178.85-37,001.59

Finding the Fourth Proportional to 66,073.18, 91,178.85 and 37,001.59

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Solution

The fourth proportional to 66,073.18, 91,178.85 and 37,001.59 is: 51,061.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,073.18 : 91,178.85 = 37,001.59 : x
  2. Step 2: Convert to fraction form
    66,073.18/91,178.85 = 37,001.59/x
  3. Step 3: Cross multiply
    66,073.18x = 91,178.85 × 37,001.59
  4. Step 4: Simplify right side
    66,073.18x = 3,373,762,424.37
  5. Step 5: Solve for x
    x = 3,373,762,424.37/66,073.18
  6. Step 6: Final answer
    x = 51,061.00

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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.