Home / 156,705.24-216,180.90-93,006.84

Finding the Fourth Proportional to 156,705.24, 216,180.90 and 93,006.84

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Solution

The fourth proportional to 156,705.24, 216,180.90 and 93,006.84 is: 128,306.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,705.24 : 216,180.90 = 93,006.84 : x
  2. Step 2: Convert to fraction form
    156,705.24/216,180.90 = 93,006.84/x
  3. Step 3: Cross multiply
    156,705.24x = 216,180.90 × 93,006.84
  4. Step 4: Simplify right side
    156,705.24x = 20,106,302,377.36
  5. Step 5: Solve for x
    x = 20,106,302,377.36/156,705.24
  6. Step 6: Final answer
    x = 128,306.51

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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.