Home / 134,526.72-185,648.10-74,099.46

Finding the Fourth Proportional to 134,526.72, 185,648.10 and 74,099.46

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Solution

The fourth proportional to 134,526.72, 185,648.10 and 74,099.46 is: 102,257.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,526.72 : 185,648.10 = 74,099.46 : x
  2. Step 2: Convert to fraction form
    134,526.72/185,648.10 = 74,099.46/x
  3. Step 3: Cross multiply
    134,526.72x = 185,648.10 × 74,099.46
  4. Step 4: Simplify right side
    134,526.72x = 13,756,423,960.03
  5. Step 5: Solve for x
    x = 13,756,423,960.03/134,526.72
  6. Step 6: Final answer
    x = 102,257.93

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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.