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Finding the Fourth Proportional to 176,328.62, 243,407.98 and 119,045.53

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Solution

The fourth proportional to 176,328.62, 243,407.98 and 119,045.53 is: 164,333.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,328.62 : 243,407.98 = 119,045.53 : x
  2. Step 2: Convert to fraction form
    176,328.62/243,407.98 = 119,045.53/x
  3. Step 3: Cross multiply
    176,328.62x = 243,407.98 × 119,045.53
  4. Step 4: Simplify right side
    176,328.62x = 28,976,633,370.35
  5. Step 5: Solve for x
    x = 28,976,633,370.35/176,328.62
  6. Step 6: Final answer
    x = 164,333.13

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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.