Home / 99,156.48-136,834.24-54,444.16

Finding the Fourth Proportional to 99,156.48, 136,834.24 and 54,444.16

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Solution

The fourth proportional to 99,156.48, 136,834.24 and 54,444.16 is: 75,132.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,156.48 : 136,834.24 = 54,444.16 : x
  2. Step 2: Convert to fraction form
    99,156.48/136,834.24 = 54,444.16/x
  3. Step 3: Cross multiply
    99,156.48x = 136,834.24 × 54,444.16
  4. Step 4: Simplify right side
    99,156.48x = 7,449,825,256.04
  5. Step 5: Solve for x
    x = 7,449,825,256.04/99,156.48
  6. Step 6: Final answer
    x = 75,132.01

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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.