Home / 250,032.47-375,010.65-81,552.56

Finding the Fourth Proportional to 250,032.47, 375,010.65 and 81,552.56

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Solution

The fourth proportional to 250,032.47, 375,010.65 and 81,552.56 is: 122,316.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,032.47 : 375,010.65 = 81,552.56 : x
  2. Step 2: Convert to fraction form
    250,032.47/375,010.65 = 81,552.56/x
  3. Step 3: Cross multiply
    250,032.47x = 375,010.65 × 81,552.56
  4. Step 4: Simplify right side
    250,032.47x = 30,583,076,659.71
  5. Step 5: Solve for x
    x = 30,583,076,659.71/250,032.47
  6. Step 6: Final answer
    x = 122,316.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.