Home / 42,701.23-58,910.86-26,779.87

Finding the Fourth Proportional to 42,701.23, 58,910.86 and 26,779.87

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Solution

The fourth proportional to 42,701.23, 58,910.86 and 26,779.87 is: 36,945.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,701.23 : 58,910.86 = 26,779.87 : x
  2. Step 2: Convert to fraction form
    42,701.23/58,910.86 = 26,779.87/x
  3. Step 3: Cross multiply
    42,701.23x = 58,910.86 × 26,779.87
  4. Step 4: Simplify right side
    42,701.23x = 1,577,625,172.39
  5. Step 5: Solve for x
    x = 1,577,625,172.39/42,701.23
  6. Step 6: Final answer
    x = 36,945.66

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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.