Home / 177,746.10-266,521.95-72,446.10

Finding the Fourth Proportional to 177,746.10, 266,521.95 and 72,446.10

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Solution

The fourth proportional to 177,746.10, 266,521.95 and 72,446.10 is: 108,629.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,746.10 : 266,521.95 = 72,446.10 : x
  2. Step 2: Convert to fraction form
    177,746.10/266,521.95 = 72,446.10/x
  3. Step 3: Cross multiply
    177,746.10x = 266,521.95 × 72,446.10
  4. Step 4: Simplify right side
    177,746.10x = 19,308,475,841.90
  5. Step 5: Solve for x
    x = 19,308,475,841.90/177,746.10
  6. Step 6: Final answer
    x = 108,629.53

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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.