Home / 112,244.18-154,897.89-61,257.32

Finding the Fourth Proportional to 112,244.18, 154,897.89 and 61,257.32

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Solution

The fourth proportional to 112,244.18, 154,897.89 and 61,257.32 is: 84,535.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,244.18 : 154,897.89 = 61,257.32 : x
  2. Step 2: Convert to fraction form
    112,244.18/154,897.89 = 61,257.32/x
  3. Step 3: Cross multiply
    112,244.18x = 154,897.89 × 61,257.32
  4. Step 4: Simplify right side
    112,244.18x = 9,488,629,615.05
  5. Step 5: Solve for x
    x = 9,488,629,615.05/112,244.18
  6. Step 6: Final answer
    x = 84,535.60

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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.