Home / 113,478.36-156,590.46-63,182.04

Finding the Fourth Proportional to 113,478.36, 156,590.46 and 63,182.04

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Solution

The fourth proportional to 113,478.36, 156,590.46 and 63,182.04 is: 87,185.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,478.36 : 156,590.46 = 63,182.04 : x
  2. Step 2: Convert to fraction form
    113,478.36/156,590.46 = 63,182.04/x
  3. Step 3: Cross multiply
    113,478.36x = 156,590.46 × 63,182.04
  4. Step 4: Simplify right side
    113,478.36x = 9,893,704,707.34
  5. Step 5: Solve for x
    x = 9,893,704,707.34/113,478.36
  6. Step 6: Final answer
    x = 87,185.83

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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.