Home / 155,520.10-233,280.15-43,200.10

Finding the Fourth Proportional to 155,520.10, 233,280.15 and 43,200.10

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Solution

The fourth proportional to 155,520.10, 233,280.15 and 43,200.10 is: 64,800.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,520.10 : 233,280.15 = 43,200.10 : x
  2. Step 2: Convert to fraction form
    155,520.10/233,280.15 = 43,200.10/x
  3. Step 3: Cross multiply
    155,520.10x = 233,280.15 × 43,200.10
  4. Step 4: Simplify right side
    155,520.10x = 10,077,725,808.02
  5. Step 5: Solve for x
    x = 10,077,725,808.02/155,520.10
  6. Step 6: Final answer
    x = 64,800.15

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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.