Home / 154,526.68-231,809.46-54,663.40

Finding the Fourth Proportional to 154,526.68, 231,809.46 and 54,663.40

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Solution

The fourth proportional to 154,526.68, 231,809.46 and 54,663.40 is: 82,001.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,526.68 : 231,809.46 = 54,663.40 : x
  2. Step 2: Convert to fraction form
    154,526.68/231,809.46 = 54,663.40/x
  3. Step 3: Cross multiply
    154,526.68x = 231,809.46 × 54,663.40
  4. Step 4: Simplify right side
    154,526.68x = 12,671,493,235.76
  5. Step 5: Solve for x
    x = 12,671,493,235.76/154,526.68
  6. Step 6: Final answer
    x = 82,001.98

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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.