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Finding the Fourth Proportional to 191,842.88, 264,740.28 and 106,957.76

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Solution

The fourth proportional to 191,842.88, 264,740.28 and 106,957.76 is: 147,600.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,842.88 : 264,740.28 = 106,957.76 : x
  2. Step 2: Convert to fraction form
    191,842.88/264,740.28 = 106,957.76/x
  3. Step 3: Cross multiply
    191,842.88x = 264,740.28 × 106,957.76
  4. Step 4: Simplify right side
    191,842.88x = 28,316,027,330.57
  5. Step 5: Solve for x
    x = 28,316,027,330.57/191,842.88
  6. Step 6: Final answer
    x = 147,600.10

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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.