Home / 157,582.76-236,376.20-52,401.72

Finding the Fourth Proportional to 157,582.76, 236,376.20 and 52,401.72

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Solution

The fourth proportional to 157,582.76, 236,376.20 and 52,401.72 is: 78,603.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,582.76 : 236,376.20 = 52,401.72 : x
  2. Step 2: Convert to fraction form
    157,582.76/236,376.20 = 52,401.72/x
  3. Step 3: Cross multiply
    157,582.76x = 236,376.20 × 52,401.72
  4. Step 4: Simplify right side
    157,582.76x = 12,386,519,447.06
  5. Step 5: Solve for x
    x = 12,386,519,447.06/157,582.76
  6. Step 6: Final answer
    x = 78,603.27

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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.