Home / 60,725.02-90,483.86-54,100.30

Finding the Fourth Proportional to 60,725.02, 90,483.86 and 54,100.30

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Solution

The fourth proportional to 60,725.02, 90,483.86 and 54,100.30 is: 80,612.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,725.02 : 90,483.86 = 54,100.30 : x
  2. Step 2: Convert to fraction form
    60,725.02/90,483.86 = 54,100.30/x
  3. Step 3: Cross multiply
    60,725.02x = 90,483.86 × 54,100.30
  4. Step 4: Simplify right side
    60,725.02x = 4,895,203,971.16
  5. Step 5: Solve for x
    x = 4,895,203,971.16/60,725.02
  6. Step 6: Final answer
    x = 80,612.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.