Home / 155,445.40-233,168.10-101,992.60

Finding the Fourth Proportional to 155,445.40, 233,168.10 and 101,992.60

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Solution

The fourth proportional to 155,445.40, 233,168.10 and 101,992.60 is: 152,988.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,445.40 : 233,168.10 = 101,992.60 : x
  2. Step 2: Convert to fraction form
    155,445.40/233,168.10 = 101,992.60/x
  3. Step 3: Cross multiply
    155,445.40x = 233,168.10 × 101,992.60
  4. Step 4: Simplify right side
    155,445.40x = 23,781,420,756.06
  5. Step 5: Solve for x
    x = 23,781,420,756.06/155,445.40
  6. Step 6: Final answer
    x = 152,988.90

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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.