Home / 74,865.69-112,225.64-60,854.31

Finding the Fourth Proportional to 74,865.69, 112,225.64 and 60,854.31

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Solution

The fourth proportional to 74,865.69, 112,225.64 and 60,854.31 is: 91,222.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,865.69 : 112,225.64 = 60,854.31 : x
  2. Step 2: Convert to fraction form
    74,865.69/112,225.64 = 60,854.31/x
  3. Step 3: Cross multiply
    74,865.69x = 112,225.64 × 60,854.31
  4. Step 4: Simplify right side
    74,865.69x = 6,829,413,582.24
  5. Step 5: Solve for x
    x = 6,829,413,582.24/74,865.69
  6. Step 6: Final answer
    x = 91,222.21

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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.