Home / 61,947.91-85,501.40-37,756.74

Finding the Fourth Proportional to 61,947.91, 85,501.40 and 37,756.74

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Solution

The fourth proportional to 61,947.91, 85,501.40 and 37,756.74 is: 52,112.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,947.91 : 85,501.40 = 37,756.74 : x
  2. Step 2: Convert to fraction form
    61,947.91/85,501.40 = 37,756.74/x
  3. Step 3: Cross multiply
    61,947.91x = 85,501.40 × 37,756.74
  4. Step 4: Simplify right side
    61,947.91x = 3,228,254,129.44
  5. Step 5: Solve for x
    x = 3,228,254,129.44/61,947.91
  6. Step 6: Final answer
    x = 52,112.40

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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.