Home / 163,562.76-245,341.19-89,156.48

Finding the Fourth Proportional to 163,562.76, 245,341.19 and 89,156.48

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Solution

The fourth proportional to 163,562.76, 245,341.19 and 89,156.48 is: 133,733.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,562.76 : 245,341.19 = 89,156.48 : x
  2. Step 2: Convert to fraction form
    163,562.76/245,341.19 = 89,156.48/x
  3. Step 3: Cross multiply
    163,562.76x = 245,341.19 × 89,156.48
  4. Step 4: Simplify right side
    163,562.76x = 21,873,755,895.60
  5. Step 5: Solve for x
    x = 21,873,755,895.60/163,562.76
  6. Step 6: Final answer
    x = 133,733.11

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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.