Home / 109,590.18-151,232.96-61,192.85

Finding the Fourth Proportional to 109,590.18, 151,232.96 and 61,192.85

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Solution

The fourth proportional to 109,590.18, 151,232.96 and 61,192.85 is: 84,445.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,590.18 : 151,232.96 = 61,192.85 : x
  2. Step 2: Convert to fraction form
    109,590.18/151,232.96 = 61,192.85/x
  3. Step 3: Cross multiply
    109,590.18x = 151,232.96 × 61,192.85
  4. Step 4: Simplify right side
    109,590.18x = 9,254,375,908.45
  5. Step 5: Solve for x
    x = 9,254,375,908.45/109,590.18
  6. Step 6: Final answer
    x = 84,445.30

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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.