Home / 127,516.83-191,275.65-47,538.24

Finding the Fourth Proportional to 127,516.83, 191,275.65 and 47,538.24

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Solution

The fourth proportional to 127,516.83, 191,275.65 and 47,538.24 is: 71,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,516.83 : 191,275.65 = 47,538.24 : x
  2. Step 2: Convert to fraction form
    127,516.83/191,275.65 = 47,538.24/x
  3. Step 3: Cross multiply
    127,516.83x = 191,275.65 × 47,538.24
  4. Step 4: Simplify right side
    127,516.83x = 9,092,907,755.86
  5. Step 5: Solve for x
    x = 9,092,907,755.86/127,516.83
  6. Step 6: Final answer
    x = 71,307.51

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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.