Home / 164,320.65-226,761.21-88,869.15

Finding the Fourth Proportional to 164,320.65, 226,761.21 and 88,869.15

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Solution

The fourth proportional to 164,320.65, 226,761.21 and 88,869.15 is: 122,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,320.65 : 226,761.21 = 88,869.15 : x
  2. Step 2: Convert to fraction form
    164,320.65/226,761.21 = 88,869.15/x
  3. Step 3: Cross multiply
    164,320.65x = 226,761.21 × 88,869.15
  4. Step 4: Simplify right side
    164,320.65x = 20,152,075,985.67
  5. Step 5: Solve for x
    x = 20,152,075,985.67/164,320.65
  6. Step 6: Final answer
    x = 122,638.73

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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.