Home / 94,631.76-130,587.12-52,189.20

Finding the Fourth Proportional to 94,631.76, 130,587.12 and 52,189.20

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Solution

The fourth proportional to 94,631.76, 130,587.12 and 52,189.20 is: 72,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,631.76 : 130,587.12 = 52,189.20 : x
  2. Step 2: Convert to fraction form
    94,631.76/130,587.12 = 52,189.20/x
  3. Step 3: Cross multiply
    94,631.76x = 130,587.12 × 52,189.20
  4. Step 4: Simplify right side
    94,631.76x = 6,815,237,323.10
  5. Step 5: Solve for x
    x = 6,815,237,323.10/94,631.76
  6. Step 6: Final answer
    x = 72,018.50

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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.