Home / 94,720.92-130,714.23-52,279.47

Finding the Fourth Proportional to 94,720.92, 130,714.23 and 52,279.47

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Solution

The fourth proportional to 94,720.92, 130,714.23 and 52,279.47 is: 72,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,720.92 : 130,714.23 = 52,279.47 : x
  2. Step 2: Convert to fraction form
    94,720.92/130,714.23 = 52,279.47/x
  3. Step 3: Cross multiply
    94,720.92x = 130,714.23 × 52,279.47
  4. Step 4: Simplify right side
    94,720.92x = 6,833,670,665.86
  5. Step 5: Solve for x
    x = 6,833,670,665.86/94,720.92
  6. Step 6: Final answer
    x = 72,145.32

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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.