Home / 145,597.68-200,800.56-88,223.76

Finding the Fourth Proportional to 145,597.68, 200,800.56 and 88,223.76

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Solution

The fourth proportional to 145,597.68, 200,800.56 and 88,223.76 is: 121,673.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,597.68 : 200,800.56 = 88,223.76 : x
  2. Step 2: Convert to fraction form
    145,597.68/200,800.56 = 88,223.76/x
  3. Step 3: Cross multiply
    145,597.68x = 200,800.56 × 88,223.76
  4. Step 4: Simplify right side
    145,597.68x = 17,715,380,413.31
  5. Step 5: Solve for x
    x = 17,715,380,413.31/145,597.68
  6. Step 6: Final answer
    x = 121,673.51

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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.