Home / 156,983.90-235,475.85-97,886.30

Finding the Fourth Proportional to 156,983.90, 235,475.85 and 97,886.30

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Solution

The fourth proportional to 156,983.90, 235,475.85 and 97,886.30 is: 146,829.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,983.90 : 235,475.85 = 97,886.30 : x
  2. Step 2: Convert to fraction form
    156,983.90/235,475.85 = 97,886.30/x
  3. Step 3: Cross multiply
    156,983.90x = 235,475.85 × 97,886.30
  4. Step 4: Simplify right side
    156,983.90x = 23,049,859,695.86
  5. Step 5: Solve for x
    x = 23,049,859,695.86/156,983.90
  6. Step 6: Final answer
    x = 146,829.45

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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.