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Finding the Fourth Proportional to 116,000.76, 174,070.26 and 42,134.52

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Solution

The fourth proportional to 116,000.76, 174,070.26 and 42,134.52 is: 63,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,000.76 : 174,070.26 = 42,134.52 : x
  2. Step 2: Convert to fraction form
    116,000.76/174,070.26 = 42,134.52/x
  3. Step 3: Cross multiply
    116,000.76x = 174,070.26 × 42,134.52
  4. Step 4: Simplify right side
    116,000.76x = 7,334,366,851.38
  5. Step 5: Solve for x
    x = 7,334,366,851.38/116,000.76
  6. Step 6: Final answer
    x = 63,226.89

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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.