Home / 140,599.23-194,026.90-76,937.01

Finding the Fourth Proportional to 140,599.23, 194,026.90 and 76,937.01

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Solution

The fourth proportional to 140,599.23, 194,026.90 and 76,937.01 is: 106,173.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,599.23 : 194,026.90 = 76,937.01 : x
  2. Step 2: Convert to fraction form
    140,599.23/194,026.90 = 76,937.01/x
  3. Step 3: Cross multiply
    140,599.23x = 194,026.90 × 76,937.01
  4. Step 4: Simplify right side
    140,599.23x = 14,927,849,545.57
  5. Step 5: Solve for x
    x = 14,927,849,545.57/140,599.23
  6. Step 6: Final answer
    x = 106,173.05

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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.