Home / 98,340.04-135,710.10-53,630.92

Finding the Fourth Proportional to 98,340.04, 135,710.10 and 53,630.92

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Solution

The fourth proportional to 98,340.04, 135,710.10 and 53,630.92 is: 74,011.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,340.04 : 135,710.10 = 53,630.92 : x
  2. Step 2: Convert to fraction form
    98,340.04/135,710.10 = 53,630.92/x
  3. Step 3: Cross multiply
    98,340.04x = 135,710.10 × 53,630.92
  4. Step 4: Simplify right side
    98,340.04x = 7,278,257,516.29
  5. Step 5: Solve for x
    x = 7,278,257,516.29/98,340.04
  6. Step 6: Final answer
    x = 74,011.13

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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.