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Finding the Fourth Proportional to 162,920.96, 224,526.72 and 127,054.40

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Solution

The fourth proportional to 162,920.96, 224,526.72 and 127,054.40 is: 175,097.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,920.96 : 224,526.72 = 127,054.40 : x
  2. Step 2: Convert to fraction form
    162,920.96/224,526.72 = 127,054.40/x
  3. Step 3: Cross multiply
    162,920.96x = 224,526.72 × 127,054.40
  4. Step 4: Simplify right side
    162,920.96x = 28,527,107,693.57
  5. Step 5: Solve for x
    x = 28,527,107,693.57/162,920.96
  6. Step 6: Final answer
    x = 175,097.84

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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.