Home / 105,572.73-145,649.84-60,253.23

Finding the Fourth Proportional to 105,572.73, 145,649.84 and 60,253.23

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Solution

The fourth proportional to 105,572.73, 145,649.84 and 60,253.23 is: 83,126.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,572.73 : 145,649.84 = 60,253.23 : x
  2. Step 2: Convert to fraction form
    105,572.73/145,649.84 = 60,253.23/x
  3. Step 3: Cross multiply
    105,572.73x = 145,649.84 × 60,253.23
  4. Step 4: Simplify right side
    105,572.73x = 8,775,873,007.72
  5. Step 5: Solve for x
    x = 8,775,873,007.72/105,572.73
  6. Step 6: Final answer
    x = 83,126.32

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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.