Home / 112,244.19-154,897.07-61,943.19

Finding the Fourth Proportional to 112,244.19, 154,897.07 and 61,943.19

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Solution

The fourth proportional to 112,244.19, 154,897.07 and 61,943.19 is: 85,481.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,244.19 : 154,897.07 = 61,943.19 : x
  2. Step 2: Convert to fraction form
    112,244.19/154,897.07 = 61,943.19/x
  3. Step 3: Cross multiply
    112,244.19x = 154,897.07 × 61,943.19
  4. Step 4: Simplify right side
    112,244.19x = 9,594,818,637.45
  5. Step 5: Solve for x
    x = 9,594,818,637.45/112,244.19
  6. Step 6: Final answer
    x = 85,481.65

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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.