Home / 92,570.13-127,746.84-50,128.69

Finding the Fourth Proportional to 92,570.13, 127,746.84 and 50,128.69

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Solution

The fourth proportional to 92,570.13, 127,746.84 and 50,128.69 is: 69,177.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,570.13 : 127,746.84 = 50,128.69 : x
  2. Step 2: Convert to fraction form
    92,570.13/127,746.84 = 50,128.69/x
  3. Step 3: Cross multiply
    92,570.13x = 127,746.84 × 50,128.69
  4. Step 4: Simplify right side
    92,570.13x = 6,403,781,740.84
  5. Step 5: Solve for x
    x = 6,403,781,740.84/92,570.13
  6. Step 6: Final answer
    x = 69,177.63

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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.