Home / 112,350.60-168,720.30-59,862.60

Finding the Fourth Proportional to 112,350.60, 168,720.30 and 59,862.60

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Solution

The fourth proportional to 112,350.60, 168,720.30 and 59,862.60 is: 89,897.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,350.60 : 168,720.30 = 59,862.60 : x
  2. Step 2: Convert to fraction form
    112,350.60/168,720.30 = 59,862.60/x
  3. Step 3: Cross multiply
    112,350.60x = 168,720.30 × 59,862.60
  4. Step 4: Simplify right side
    112,350.60x = 10,100,035,830.78
  5. Step 5: Solve for x
    x = 10,100,035,830.78/112,350.60
  6. Step 6: Final answer
    x = 89,897.48

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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.