Home / 94,279.61-130,108.07-51,261.55

Finding the Fourth Proportional to 94,279.61, 130,108.07 and 51,261.55

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Solution

The fourth proportional to 94,279.61, 130,108.07 and 51,261.55 is: 70,742.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,279.61 : 130,108.07 = 51,261.55 : x
  2. Step 2: Convert to fraction form
    94,279.61/130,108.07 = 51,261.55/x
  3. Step 3: Cross multiply
    94,279.61x = 130,108.07 × 51,261.55
  4. Step 4: Simplify right side
    94,279.61x = 6,669,541,138.59
  5. Step 5: Solve for x
    x = 6,669,541,138.59/94,279.61
  6. Step 6: Final answer
    x = 70,742.14

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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.