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Finding the Fourth Proportional to 157,833.95, 236,763.23 and 52,652.93

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Solution

The fourth proportional to 157,833.95, 236,763.23 and 52,652.93 is: 78,983.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,833.95 : 236,763.23 = 52,652.93 : x
  2. Step 2: Convert to fraction form
    157,833.95/236,763.23 = 52,652.93/x
  3. Step 3: Cross multiply
    157,833.95x = 236,763.23 × 52,652.93
  4. Step 4: Simplify right side
    157,833.95x = 12,466,276,328.68
  5. Step 5: Solve for x
    x = 12,466,276,328.68/157,833.95
  6. Step 6: Final answer
    x = 78,983.49

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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.