Home / 94,480.50-130,371.75-54,192.18

Finding the Fourth Proportional to 94,480.50, 130,371.75 and 54,192.18

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Solution

The fourth proportional to 94,480.50, 130,371.75 and 54,192.18 is: 74,778.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,480.50 : 130,371.75 = 54,192.18 : x
  2. Step 2: Convert to fraction form
    94,480.50/130,371.75 = 54,192.18/x
  3. Step 3: Cross multiply
    94,480.50x = 130,371.75 × 54,192.18
  4. Step 4: Simplify right side
    94,480.50x = 7,065,129,342.92
  5. Step 5: Solve for x
    x = 7,065,129,342.92/94,480.50
  6. Step 6: Final answer
    x = 74,778.70

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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.