Home / 162,637.88-224,578.78-102,309.48

Finding the Fourth Proportional to 162,637.88, 224,578.78 and 102,309.48

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Solution

The fourth proportional to 162,637.88, 224,578.78 and 102,309.48 is: 141,274.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,637.88 : 224,578.78 = 102,309.48 : x
  2. Step 2: Convert to fraction form
    162,637.88/224,578.78 = 102,309.48/x
  3. Step 3: Cross multiply
    162,637.88x = 224,578.78 × 102,309.48
  4. Step 4: Simplify right side
    162,637.88x = 22,976,537,945.06
  5. Step 5: Solve for x
    x = 22,976,537,945.06/162,637.88
  6. Step 6: Final answer
    x = 141,274.21

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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.