Home / 56,658.05-84,987.08-47,800.70

Finding the Fourth Proportional to 56,658.05, 84,987.08 and 47,800.70

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Solution

The fourth proportional to 56,658.05, 84,987.08 and 47,800.70 is: 71,701.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,658.05 : 84,987.08 = 47,800.70 : x
  2. Step 2: Convert to fraction form
    56,658.05/84,987.08 = 47,800.70/x
  3. Step 3: Cross multiply
    56,658.05x = 84,987.08 × 47,800.70
  4. Step 4: Simplify right side
    56,658.05x = 4,062,441,675.95
  5. Step 5: Solve for x
    x = 4,062,441,675.95/56,658.05
  6. Step 6: Final answer
    x = 71,701.05

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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.