Home / 144,014.55-198,708.28-83,550.18

Finding the Fourth Proportional to 144,014.55, 198,708.28 and 83,550.18

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Solution

The fourth proportional to 144,014.55, 198,708.28 and 83,550.18 is: 115,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,014.55 : 198,708.28 = 83,550.18 : x
  2. Step 2: Convert to fraction form
    144,014.55/198,708.28 = 83,550.18/x
  3. Step 3: Cross multiply
    144,014.55x = 198,708.28 × 83,550.18
  4. Step 4: Simplify right side
    144,014.55x = 16,602,112,561.49
  5. Step 5: Solve for x
    x = 16,602,112,561.49/144,014.55
  6. Step 6: Final answer
    x = 115,280.80

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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.