Home / 94,338.76-141,478.10-31,147.12

Finding the Fourth Proportional to 94,338.76, 141,478.10 and 31,147.12

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Solution

The fourth proportional to 94,338.76, 141,478.10 and 31,147.12 is: 46,710.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,338.76 : 141,478.10 = 31,147.12 : x
  2. Step 2: Convert to fraction form
    94,338.76/141,478.10 = 31,147.12/x
  3. Step 3: Cross multiply
    94,338.76x = 141,478.10 × 31,147.12
  4. Step 4: Simplify right side
    94,338.76x = 4,406,635,358.07
  5. Step 5: Solve for x
    x = 4,406,635,358.07/94,338.76
  6. Step 6: Final answer
    x = 46,710.76

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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.