Home / 45,838.71-63,253.98-27,931.50

Finding the Fourth Proportional to 45,838.71, 63,253.98 and 27,931.50

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Solution

The fourth proportional to 45,838.71, 63,253.98 and 27,931.50 is: 38,543.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,838.71 : 63,253.98 = 27,931.50 : x
  2. Step 2: Convert to fraction form
    45,838.71/63,253.98 = 27,931.50/x
  3. Step 3: Cross multiply
    45,838.71x = 63,253.98 × 27,931.50
  4. Step 4: Simplify right side
    45,838.71x = 1,766,778,542.37
  5. Step 5: Solve for x
    x = 1,766,778,542.37/45,838.71
  6. Step 6: Final answer
    x = 38,543.37

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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.