Home / 162,618.03-224,429.94-91,015.65

Finding the Fourth Proportional to 162,618.03, 224,429.94 and 91,015.65

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Solution

The fourth proportional to 162,618.03, 224,429.94 and 91,015.65 is: 125,611.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,618.03 : 224,429.94 = 91,015.65 : x
  2. Step 2: Convert to fraction form
    162,618.03/224,429.94 = 91,015.65/x
  3. Step 3: Cross multiply
    162,618.03x = 224,429.94 × 91,015.65
  4. Step 4: Simplify right side
    162,618.03x = 20,426,636,868.56
  5. Step 5: Solve for x
    x = 20,426,636,868.56/162,618.03
  6. Step 6: Final answer
    x = 125,611.14

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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.