Home / 112,055.88-154,637.14-61,068.62

Finding the Fourth Proportional to 112,055.88, 154,637.14 and 61,068.62

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Solution

The fourth proportional to 112,055.88, 154,637.14 and 61,068.62 is: 84,274.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,055.88 : 154,637.14 = 61,068.62 : x
  2. Step 2: Convert to fraction form
    112,055.88/154,637.14 = 61,068.62/x
  3. Step 3: Cross multiply
    112,055.88x = 154,637.14 × 61,068.62
  4. Step 4: Simplify right side
    112,055.88x = 9,443,476,974.47
  5. Step 5: Solve for x
    x = 9,443,476,974.47/112,055.88
  6. Step 6: Final answer
    x = 84,274.71

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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.