Home / 103,659.12-155,239.51-59,150.93

Finding the Fourth Proportional to 103,659.12, 155,239.51 and 59,150.93

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Solution

The fourth proportional to 103,659.12, 155,239.51 and 59,150.93 is: 88,584.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,659.12 : 155,239.51 = 59,150.93 : x
  2. Step 2: Convert to fraction form
    103,659.12/155,239.51 = 59,150.93/x
  3. Step 3: Cross multiply
    103,659.12x = 155,239.51 × 59,150.93
  4. Step 4: Simplify right side
    103,659.12x = 9,182,561,389.24
  5. Step 5: Solve for x
    x = 9,182,561,389.24/103,659.12
  6. Step 6: Final answer
    x = 88,584.21

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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.