Home / 176,357.10-243,442.59-122,673.27

Finding the Fourth Proportional to 176,357.10, 243,442.59 and 122,673.27

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Solution

The fourth proportional to 176,357.10, 243,442.59 and 122,673.27 is: 169,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,357.10 : 243,442.59 = 122,673.27 : x
  2. Step 2: Convert to fraction form
    176,357.10/243,442.59 = 122,673.27/x
  3. Step 3: Cross multiply
    176,357.10x = 243,442.59 × 122,673.27
  4. Step 4: Simplify right side
    176,357.10x = 29,863,898,572.57
  5. Step 5: Solve for x
    x = 29,863,898,572.57/176,357.10
  6. Step 6: Final answer
    x = 169,337.66

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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.