Home / 56,013.40-77,404.11-44,170.80

Finding the Fourth Proportional to 56,013.40, 77,404.11 and 44,170.80

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Solution

The fourth proportional to 56,013.40, 77,404.11 and 44,170.80 is: 61,038.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,013.40 : 77,404.11 = 44,170.80 : x
  2. Step 2: Convert to fraction form
    56,013.40/77,404.11 = 44,170.80/x
  3. Step 3: Cross multiply
    56,013.40x = 77,404.11 × 44,170.80
  4. Step 4: Simplify right side
    56,013.40x = 3,419,001,461.99
  5. Step 5: Solve for x
    x = 3,419,001,461.99/56,013.40
  6. Step 6: Final answer
    x = 61,038.99

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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.