Home / 157,583.76-236,377.70-52,402.72

Finding the Fourth Proportional to 157,583.76, 236,377.70 and 52,402.72

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Solution

The fourth proportional to 157,583.76, 236,377.70 and 52,402.72 is: 78,604.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,583.76 : 236,377.70 = 52,402.72 : x
  2. Step 2: Convert to fraction form
    157,583.76/236,377.70 = 52,402.72/x
  3. Step 3: Cross multiply
    157,583.76x = 236,377.70 × 52,402.72
  4. Step 4: Simplify right side
    157,583.76x = 12,386,834,427.34
  5. Step 5: Solve for x
    x = 12,386,834,427.34/157,583.76
  6. Step 6: Final answer
    x = 78,604.77

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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.