Home / 47,780.55-65,931.44-26,266.75

Finding the Fourth Proportional to 47,780.55, 65,931.44 and 26,266.75

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Solution

The fourth proportional to 47,780.55, 65,931.44 and 26,266.75 is: 36,244.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,780.55 : 65,931.44 = 26,266.75 : x
  2. Step 2: Convert to fraction form
    47,780.55/65,931.44 = 26,266.75/x
  3. Step 3: Cross multiply
    47,780.55x = 65,931.44 × 26,266.75
  4. Step 4: Simplify right side
    47,780.55x = 1,731,804,355.46
  5. Step 5: Solve for x
    x = 1,731,804,355.46/47,780.55
  6. Step 6: Final answer
    x = 36,244.96

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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.