Home / 63,595.20-87,743.58-39,746.10

Finding the Fourth Proportional to 63,595.20, 87,743.58 and 39,746.10

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Solution

The fourth proportional to 63,595.20, 87,743.58 and 39,746.10 is: 54,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,595.20 : 87,743.58 = 39,746.10 : x
  2. Step 2: Convert to fraction form
    63,595.20/87,743.58 = 39,746.10/x
  3. Step 3: Cross multiply
    63,595.20x = 87,743.58 × 39,746.10
  4. Step 4: Simplify right side
    63,595.20x = 3,487,465,105.04
  5. Step 5: Solve for x
    x = 3,487,465,105.04/63,595.20
  6. Step 6: Final answer
    x = 54,838.50

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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.