Home / 162,359.40-224,058.51-90,744.06

Finding the Fourth Proportional to 162,359.40, 224,058.51 and 90,744.06

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Solution

The fourth proportional to 162,359.40, 224,058.51 and 90,744.06 is: 125,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,359.40 : 224,058.51 = 90,744.06 : x
  2. Step 2: Convert to fraction form
    162,359.40/224,058.51 = 90,744.06/x
  3. Step 3: Cross multiply
    162,359.40x = 224,058.51 × 90,744.06
  4. Step 4: Simplify right side
    162,359.40x = 20,331,978,874.95
  5. Step 5: Solve for x
    x = 20,331,978,874.95/162,359.40
  6. Step 6: Final answer
    x = 125,228.22

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1.5x scale

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.