Home / 112,283.51-154,951.56-61,296.29

Finding the Fourth Proportional to 112,283.51, 154,951.56 and 61,296.29

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Solution

The fourth proportional to 112,283.51, 154,951.56 and 61,296.29 is: 84,589.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,283.51 : 154,951.56 = 61,296.29 : x
  2. Step 2: Convert to fraction form
    112,283.51/154,951.56 = 61,296.29/x
  3. Step 3: Cross multiply
    112,283.51x = 154,951.56 × 61,296.29
  4. Step 4: Simplify right side
    112,283.51x = 9,497,955,757.71
  5. Step 5: Solve for x
    x = 9,497,955,757.71/112,283.51
  6. Step 6: Final answer
    x = 84,589.05

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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.