Home / 40,871.66-61,312.29-14,580.14

Finding the Fourth Proportional to 40,871.66, 61,312.29 and 14,580.14

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Solution

The fourth proportional to 40,871.66, 61,312.29 and 14,580.14 is: 21,871.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,871.66 : 61,312.29 = 14,580.14 : x
  2. Step 2: Convert to fraction form
    40,871.66/61,312.29 = 14,580.14/x
  3. Step 3: Cross multiply
    40,871.66x = 61,312.29 × 14,580.14
  4. Step 4: Simplify right side
    40,871.66x = 893,941,771.92
  5. Step 5: Solve for x
    x = 893,941,771.92/40,871.66
  6. Step 6: Final answer
    x = 21,871.92

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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.