Home / 229,513.10-316,717.09-127,545.44

Finding the Fourth Proportional to 229,513.10, 316,717.09 and 127,545.44

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Solution

The fourth proportional to 229,513.10, 316,717.09 and 127,545.44 is: 176,006.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,513.10 : 316,717.09 = 127,545.44 : x
  2. Step 2: Convert to fraction form
    229,513.10/316,717.09 = 127,545.44/x
  3. Step 3: Cross multiply
    229,513.10x = 316,717.09 × 127,545.44
  4. Step 4: Simplify right side
    229,513.10x = 40,395,818,697.12
  5. Step 5: Solve for x
    x = 40,395,818,697.12/229,513.10
  6. Step 6: Final answer
    x = 176,006.60

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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.