Home / 126,595.60-189,727.28-93,159.12

Finding the Fourth Proportional to 126,595.60, 189,727.28 and 93,159.12

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Solution

The fourth proportional to 126,595.60, 189,727.28 and 93,159.12 is: 139,616.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,595.60 : 189,727.28 = 93,159.12 : x
  2. Step 2: Convert to fraction form
    126,595.60/189,727.28 = 93,159.12/x
  3. Step 3: Cross multiply
    126,595.60x = 189,727.28 × 93,159.12
  4. Step 4: Simplify right side
    126,595.60x = 17,674,826,444.79
  5. Step 5: Solve for x
    x = 17,674,826,444.79/126,595.60
  6. Step 6: Final answer
    x = 139,616.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.