Home / 154,412.10-231,229.35-101,535.30

Finding the Fourth Proportional to 154,412.10, 231,229.35 and 101,535.30

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Solution

The fourth proportional to 154,412.10, 231,229.35 and 101,535.30 is: 152,047.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,412.10 : 231,229.35 = 101,535.30 : x
  2. Step 2: Convert to fraction form
    154,412.10/231,229.35 = 101,535.30/x
  3. Step 3: Cross multiply
    154,412.10x = 231,229.35 × 101,535.30
  4. Step 4: Simplify right side
    154,412.10x = 23,477,941,421.06
  5. Step 5: Solve for x
    x = 23,477,941,421.06/154,412.10
  6. Step 6: Final answer
    x = 152,047.29

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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.