Home / 88,124.04-121,603.14-50,397.48

Finding the Fourth Proportional to 88,124.04, 121,603.14 and 50,397.48

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Solution

The fourth proportional to 88,124.04, 121,603.14 and 50,397.48 is: 69,543.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,124.04 : 121,603.14 = 50,397.48 : x
  2. Step 2: Convert to fraction form
    88,124.04/121,603.14 = 50,397.48/x
  3. Step 3: Cross multiply
    88,124.04x = 121,603.14 × 50,397.48
  4. Step 4: Simplify right side
    88,124.04x = 6,128,491,816.09
  5. Step 5: Solve for x
    x = 6,128,491,816.09/88,124.04
  6. Step 6: Final answer
    x = 69,543.93

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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.