Home / 99,035.32-136,668.10-53,714.38

Finding the Fourth Proportional to 99,035.32, 136,668.10 and 53,714.38

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Solution

The fourth proportional to 99,035.32, 136,668.10 and 53,714.38 is: 74,125.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,035.32 : 136,668.10 = 53,714.38 : x
  2. Step 2: Convert to fraction form
    99,035.32/136,668.10 = 53,714.38/x
  3. Step 3: Cross multiply
    99,035.32x = 136,668.10 × 53,714.38
  4. Step 4: Simplify right side
    99,035.32x = 7,341,042,257.28
  5. Step 5: Solve for x
    x = 7,341,042,257.28/99,035.32
  6. Step 6: Final answer
    x = 74,125.50

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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.