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Finding the Fourth Proportional to 191,752.18, 287,628.28 and 58,632.42

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Solution

The fourth proportional to 191,752.18, 287,628.28 and 58,632.42 is: 87,948.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,752.18 : 287,628.28 = 58,632.42 : x
  2. Step 2: Convert to fraction form
    191,752.18/287,628.28 = 58,632.42/x
  3. Step 3: Cross multiply
    191,752.18x = 287,628.28 × 58,632.42
  4. Step 4: Simplify right side
    191,752.18x = 16,864,342,116.84
  5. Step 5: Solve for x
    x = 16,864,342,116.84/191,752.18
  6. Step 6: Final answer
    x = 87,948.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.