Home / 56,179.04-77,526.60-31,028

Finding the Fourth Proportional to 56,179.04, 77,526.60 and 31,028

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Solution

The fourth proportional to 56,179.04, 77,526.60 and 31,028 is: 42,818.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,179.04 : 77,526.60 = 31,028 : x
  2. Step 2: Convert to fraction form
    56,179.04/77,526.60 = 31,028/x
  3. Step 3: Cross multiply
    56,179.04x = 77,526.60 × 31,028
  4. Step 4: Simplify right side
    56,179.04x = 2,405,495,344.80
  5. Step 5: Solve for x
    x = 2,405,495,344.80/56,179.04
  6. Step 6: Final answer
    x = 42,818.38

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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.