Home / 124,553.08-171,882.32-70,838.02

Finding the Fourth Proportional to 124,553.08, 171,882.32 and 70,838.02

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Solution

The fourth proportional to 124,553.08, 171,882.32 and 70,838.02 is: 97,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,553.08 : 171,882.32 = 70,838.02 : x
  2. Step 2: Convert to fraction form
    124,553.08/171,882.32 = 70,838.02/x
  3. Step 3: Cross multiply
    124,553.08x = 171,882.32 × 70,838.02
  4. Step 4: Simplify right side
    124,553.08x = 12,175,803,221.81
  5. Step 5: Solve for x
    x = 12,175,803,221.81/124,553.08
  6. Step 6: Final answer
    x = 97,755.94

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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.