Home / 93,700.16-129,307.29-50,680.52

Finding the Fourth Proportional to 93,700.16, 129,307.29 and 50,680.52

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Solution

The fourth proportional to 93,700.16, 129,307.29 and 50,680.52 is: 69,939.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,700.16 : 129,307.29 = 50,680.52 : x
  2. Step 2: Convert to fraction form
    93,700.16/129,307.29 = 50,680.52/x
  3. Step 3: Cross multiply
    93,700.16x = 129,307.29 × 50,680.52
  4. Step 4: Simplify right side
    93,700.16x = 6,553,360,345.30
  5. Step 5: Solve for x
    x = 6,553,360,345.30/93,700.16
  6. Step 6: Final answer
    x = 69,939.69

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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.