Home / 40,125.07-60,187.91-12,045.36

Finding the Fourth Proportional to 40,125.07, 60,187.91 and 12,045.36

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Solution

The fourth proportional to 40,125.07, 60,187.91 and 12,045.36 is: 18,068.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,125.07 : 60,187.91 = 12,045.36 : x
  2. Step 2: Convert to fraction form
    40,125.07/60,187.91 = 12,045.36/x
  3. Step 3: Cross multiply
    40,125.07x = 60,187.91 × 12,045.36
  4. Step 4: Simplify right side
    40,125.07x = 724,984,938.27
  5. Step 5: Solve for x
    x = 724,984,938.27/40,125.07
  6. Step 6: Final answer
    x = 18,068.13

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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.