Home / 109,595.04-163,599.68-96,309.12

Finding the Fourth Proportional to 109,595.04, 163,599.68 and 96,309.12

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Solution

The fourth proportional to 109,595.04, 163,599.68 and 96,309.12 is: 143,766.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,595.04 : 163,599.68 = 96,309.12 : x
  2. Step 2: Convert to fraction form
    109,595.04/163,599.68 = 96,309.12/x
  3. Step 3: Cross multiply
    109,595.04x = 163,599.68 × 96,309.12
  4. Step 4: Simplify right side
    109,595.04x = 15,756,141,213.08
  5. Step 5: Solve for x
    x = 15,756,141,213.08/109,595.04
  6. Step 6: Final answer
    x = 143,766.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.