Home / 51,545.07-77,317.95-14,104.31

Finding the Fourth Proportional to 51,545.07, 77,317.95 and 14,104.31

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Solution

The fourth proportional to 51,545.07, 77,317.95 and 14,104.31 is: 21,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,545.07 : 77,317.95 = 14,104.31 : x
  2. Step 2: Convert to fraction form
    51,545.07/77,317.95 = 14,104.31/x
  3. Step 3: Cross multiply
    51,545.07x = 77,317.95 × 14,104.31
  4. Step 4: Simplify right side
    51,545.07x = 1,090,515,948.77
  5. Step 5: Solve for x
    x = 1,090,515,948.77/51,545.07
  6. Step 6: Final answer
    x = 21,156.55

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1.5x scale

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.