Home / 153,916.20-230,655.60-107,114.40

Finding the Fourth Proportional to 153,916.20, 230,655.60 and 107,114.40

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Solution

The fourth proportional to 153,916.20, 230,655.60 and 107,114.40 is: 160,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,916.20 : 230,655.60 = 107,114.40 : x
  2. Step 2: Convert to fraction form
    153,916.20/230,655.60 = 107,114.40/x
  3. Step 3: Cross multiply
    153,916.20x = 230,655.60 × 107,114.40
  4. Step 4: Simplify right side
    153,916.20x = 24,706,536,200.64
  5. Step 5: Solve for x
    x = 24,706,536,200.64/153,916.20
  6. Step 6: Final answer
    x = 160,519.40

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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.