Home / 101,182.23-139,649.75-60,348.98

Finding the Fourth Proportional to 101,182.23, 139,649.75 and 60,348.98

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Solution

The fourth proportional to 101,182.23, 139,649.75 and 60,348.98 is: 83,292.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,182.23 : 139,649.75 = 60,348.98 : x
  2. Step 2: Convert to fraction form
    101,182.23/139,649.75 = 60,348.98/x
  3. Step 3: Cross multiply
    101,182.23x = 139,649.75 × 60,348.98
  4. Step 4: Simplify right side
    101,182.23x = 8,427,719,422.38
  5. Step 5: Solve for x
    x = 8,427,719,422.38/101,182.23
  6. Step 6: Final answer
    x = 83,292.49

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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.