Home / 112,632.25-155,432.51-62,334.49

Finding the Fourth Proportional to 112,632.25, 155,432.51 and 62,334.49

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Solution

The fourth proportional to 112,632.25, 155,432.51 and 62,334.49 is: 86,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,632.25 : 155,432.51 = 62,334.49 : x
  2. Step 2: Convert to fraction form
    112,632.25/155,432.51 = 62,334.49/x
  3. Step 3: Cross multiply
    112,632.25x = 155,432.51 × 62,334.49
  4. Step 4: Simplify right side
    112,632.25x = 9,688,806,240.27
  5. Step 5: Solve for x
    x = 9,688,806,240.27/112,632.25
  6. Step 6: Final answer
    x = 86,021.60

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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.