Home / 40,116.96-60,176.16-12,030.48

Finding the Fourth Proportional to 40,116.96, 60,176.16 and 12,030.48

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Solution

The fourth proportional to 40,116.96, 60,176.16 and 12,030.48 is: 18,045.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,116.96 : 60,176.16 = 12,030.48 : x
  2. Step 2: Convert to fraction form
    40,116.96/60,176.16 = 12,030.48/x
  3. Step 3: Cross multiply
    40,116.96x = 60,176.16 × 12,030.48
  4. Step 4: Simplify right side
    40,116.96x = 723,948,089.36
  5. Step 5: Solve for x
    x = 723,948,089.36/40,116.96
  6. Step 6: Final answer
    x = 18,045.94

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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.