Home / 156,746.30-235,120.50-38,417.65

Finding the Fourth Proportional to 156,746.30, 235,120.50 and 38,417.65

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Solution

The fourth proportional to 156,746.30, 235,120.50 and 38,417.65 is: 57,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,746.30 : 235,120.50 = 38,417.65 : x
  2. Step 2: Convert to fraction form
    156,746.30/235,120.50 = 38,417.65/x
  3. Step 3: Cross multiply
    156,746.30x = 235,120.50 × 38,417.65
  4. Step 4: Simplify right side
    156,746.30x = 9,032,777,076.83
  5. Step 5: Solve for x
    x = 9,032,777,076.83/156,746.30
  6. Step 6: Final answer
    x = 57,626.73

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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.