Home / 61,010.76-84,194.40-34,153.20

Finding the Fourth Proportional to 61,010.76, 84,194.40 and 34,153.20

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Solution

The fourth proportional to 61,010.76, 84,194.40 and 34,153.20 is: 47,131.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,010.76 : 84,194.40 = 34,153.20 : x
  2. Step 2: Convert to fraction form
    61,010.76/84,194.40 = 34,153.20/x
  3. Step 3: Cross multiply
    61,010.76x = 84,194.40 × 34,153.20
  4. Step 4: Simplify right side
    61,010.76x = 2,875,508,182.08
  5. Step 5: Solve for x
    x = 2,875,508,182.08/61,010.76
  6. Step 6: Final answer
    x = 47,131.16

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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.