Home / 119,205.48-178,808.22-30,459.18

Finding the Fourth Proportional to 119,205.48, 178,808.22 and 30,459.18

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Solution

The fourth proportional to 119,205.48, 178,808.22 and 30,459.18 is: 45,688.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,205.48 : 178,808.22 = 30,459.18 : x
  2. Step 2: Convert to fraction form
    119,205.48/178,808.22 = 30,459.18/x
  3. Step 3: Cross multiply
    119,205.48x = 178,808.22 × 30,459.18
  4. Step 4: Simplify right side
    119,205.48x = 5,446,351,758.46
  5. Step 5: Solve for x
    x = 5,446,351,758.46/119,205.48
  6. Step 6: Final answer
    x = 45,688.77

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1.5x scale

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.