Home / 94,047.67-129,785.25-51,607.72

Finding the Fourth Proportional to 94,047.67, 129,785.25 and 51,607.72

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Solution

The fourth proportional to 94,047.67, 129,785.25 and 51,607.72 is: 71,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,047.67 : 129,785.25 = 51,607.72 : x
  2. Step 2: Convert to fraction form
    94,047.67/129,785.25 = 51,607.72/x
  3. Step 3: Cross multiply
    94,047.67x = 129,785.25 × 51,607.72
  4. Step 4: Simplify right side
    94,047.67x = 6,697,920,842.13
  5. Step 5: Solve for x
    x = 6,697,920,842.13/94,047.67
  6. Step 6: Final answer
    x = 71,218.36

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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.