Home / 154,923.40-232,385.10-101,779.30

Finding the Fourth Proportional to 154,923.40, 232,385.10 and 101,779.30

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Solution

The fourth proportional to 154,923.40, 232,385.10 and 101,779.30 is: 152,668.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,923.40 : 232,385.10 = 101,779.30 : x
  2. Step 2: Convert to fraction form
    154,923.40/232,385.10 = 101,779.30/x
  3. Step 3: Cross multiply
    154,923.40x = 232,385.10 × 101,779.30
  4. Step 4: Simplify right side
    154,923.40x = 23,651,992,808.43
  5. Step 5: Solve for x
    x = 23,651,992,808.43/154,923.40
  6. Step 6: Final answer
    x = 152,668.95

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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.