Home / 112,947.06-169,411.40-38,065.58

Finding the Fourth Proportional to 112,947.06, 169,411.40 and 38,065.58

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Solution

The fourth proportional to 112,947.06, 169,411.40 and 38,065.58 is: 57,095.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,947.06 : 169,411.40 = 38,065.58 : x
  2. Step 2: Convert to fraction form
    112,947.06/169,411.40 = 38,065.58/x
  3. Step 3: Cross multiply
    112,947.06x = 169,411.40 × 38,065.58
  4. Step 4: Simplify right side
    112,947.06x = 6,448,743,199.61
  5. Step 5: Solve for x
    x = 6,448,743,199.61/112,947.06
  6. Step 6: Final answer
    x = 57,095.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.