Home / 119,084.16-178,615.27-40,199.07

Finding the Fourth Proportional to 119,084.16, 178,615.27 and 40,199.07

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Solution

The fourth proportional to 119,084.16, 178,615.27 and 40,199.07 is: 60,294.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,084.16 : 178,615.27 = 40,199.07 : x
  2. Step 2: Convert to fraction form
    119,084.16/178,615.27 = 40,199.07/x
  3. Step 3: Cross multiply
    119,084.16x = 178,615.27 × 40,199.07
  4. Step 4: Simplify right side
    119,084.16x = 7,180,167,741.80
  5. Step 5: Solve for x
    x = 7,180,167,741.80/119,084.16
  6. Step 6: Final answer
    x = 60,294.90

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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.