Home / 47,112.20-70,538.70-44,779.40

Finding the Fourth Proportional to 47,112.20, 70,538.70 and 44,779.40

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Solution

The fourth proportional to 47,112.20, 70,538.70 and 44,779.40 is: 67,045.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,112.20 : 70,538.70 = 44,779.40 : x
  2. Step 2: Convert to fraction form
    47,112.20/70,538.70 = 44,779.40/x
  3. Step 3: Cross multiply
    47,112.20x = 70,538.70 × 44,779.40
  4. Step 4: Simplify right side
    47,112.20x = 3,158,680,662.78
  5. Step 5: Solve for x
    x = 3,158,680,662.78/47,112.20
  6. Step 6: Final answer
    x = 67,045.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.