Home / 156,237.16-234,394.62-45,429.16

Finding the Fourth Proportional to 156,237.16, 234,394.62 and 45,429.16

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Solution

The fourth proportional to 156,237.16, 234,394.62 and 45,429.16 is: 68,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,237.16 : 234,394.62 = 45,429.16 : x
  2. Step 2: Convert to fraction form
    156,237.16/234,394.62 = 45,429.16/x
  3. Step 3: Cross multiply
    156,237.16x = 234,394.62 × 45,429.16
  4. Step 4: Simplify right side
    156,237.16x = 10,648,350,695.12
  5. Step 5: Solve for x
    x = 10,648,350,695.12/156,237.16
  6. Step 6: Final answer
    x = 68,155.05

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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.