Home / 119,043.24-164,279.20-65,329.18

Finding the Fourth Proportional to 119,043.24, 164,279.20 and 65,329.18

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Solution

The fourth proportional to 119,043.24, 164,279.20 and 65,329.18 is: 90,154.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,043.24 : 164,279.20 = 65,329.18 : x
  2. Step 2: Convert to fraction form
    119,043.24/164,279.20 = 65,329.18/x
  3. Step 3: Cross multiply
    119,043.24x = 164,279.20 × 65,329.18
  4. Step 4: Simplify right side
    119,043.24x = 10,732,225,427.06
  5. Step 5: Solve for x
    x = 10,732,225,427.06/119,043.24
  6. Step 6: Final answer
    x = 90,154.01

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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.