Home / 153,025.41-229,312.12-74,045.55

Finding the Fourth Proportional to 153,025.41, 229,312.12 and 74,045.55

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Solution

The fourth proportional to 153,025.41, 229,312.12 and 74,045.55 is: 110,958.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,025.41 : 229,312.12 = 74,045.55 : x
  2. Step 2: Convert to fraction form
    153,025.41/229,312.12 = 74,045.55/x
  3. Step 3: Cross multiply
    153,025.41x = 229,312.12 × 74,045.55
  4. Step 4: Simplify right side
    153,025.41x = 16,979,542,047.07
  5. Step 5: Solve for x
    x = 16,979,542,047.07/153,025.41
  6. Step 6: Final answer
    x = 110,958.97

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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.