Home / 110,217.18-152,103.65-67,767.51

Finding the Fourth Proportional to 110,217.18, 152,103.65 and 67,767.51

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Solution

The fourth proportional to 110,217.18, 152,103.65 and 67,767.51 is: 93,521.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,217.18 : 152,103.65 = 67,767.51 : x
  2. Step 2: Convert to fraction form
    110,217.18/152,103.65 = 67,767.51/x
  3. Step 3: Cross multiply
    110,217.18x = 152,103.65 × 67,767.51
  4. Step 4: Simplify right side
    110,217.18x = 10,307,685,283.57
  5. Step 5: Solve for x
    x = 10,307,685,283.57/110,217.18
  6. Step 6: Final answer
    x = 93,521.58

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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.