Home / 124,689.02-187,059.83-40,442.64

Finding the Fourth Proportional to 124,689.02, 187,059.83 and 40,442.64

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Solution

The fourth proportional to 124,689.02, 187,059.83 and 40,442.64 is: 60,672.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,689.02 : 187,059.83 = 40,442.64 : x
  2. Step 2: Convert to fraction form
    124,689.02/187,059.83 = 40,442.64/x
  3. Step 3: Cross multiply
    124,689.02x = 187,059.83 × 40,442.64
  4. Step 4: Simplify right side
    124,689.02x = 7,565,193,867.13
  5. Step 5: Solve for x
    x = 7,565,193,867.13/124,689.02
  6. Step 6: Final answer
    x = 60,672.49

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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.