Home / 154,041.24-212,591.10-93,597.88

Finding the Fourth Proportional to 154,041.24, 212,591.10 and 93,597.88

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Solution

The fourth proportional to 154,041.24, 212,591.10 and 93,597.88 is: 129,173.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,041.24 : 212,591.10 = 93,597.88 : x
  2. Step 2: Convert to fraction form
    154,041.24/212,591.10 = 93,597.88/x
  3. Step 3: Cross multiply
    154,041.24x = 212,591.10 × 93,597.88
  4. Step 4: Simplify right side
    154,041.24x = 19,898,076,266.87
  5. Step 5: Solve for x
    x = 19,898,076,266.87/154,041.24
  6. Step 6: Final answer
    x = 129,173.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.