Home / 61,437.85-84,784.38-34,580.74

Finding the Fourth Proportional to 61,437.85, 84,784.38 and 34,580.74

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Solution

The fourth proportional to 61,437.85, 84,784.38 and 34,580.74 is: 47,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,437.85 : 84,784.38 = 34,580.74 : x
  2. Step 2: Convert to fraction form
    61,437.85/84,784.38 = 34,580.74/x
  3. Step 3: Cross multiply
    61,437.85x = 84,784.38 × 34,580.74
  4. Step 4: Simplify right side
    61,437.85x = 2,931,906,600.84
  5. Step 5: Solve for x
    x = 2,931,906,600.84/61,437.85
  6. Step 6: Final answer
    x = 47,721.50

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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.