Home / 63,211.16-87,210.47-41,711.57

Finding the Fourth Proportional to 63,211.16, 87,210.47 and 41,711.57

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Solution

The fourth proportional to 63,211.16, 87,210.47 and 41,711.57 is: 57,548.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,211.16 : 87,210.47 = 41,711.57 : x
  2. Step 2: Convert to fraction form
    63,211.16/87,210.47 = 41,711.57/x
  3. Step 3: Cross multiply
    63,211.16x = 87,210.47 × 41,711.57
  4. Step 4: Simplify right side
    63,211.16x = 3,637,684,979.53
  5. Step 5: Solve for x
    x = 3,637,684,979.53/63,211.16
  6. Step 6: Final answer
    x = 57,548.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.