Home / 53,530.47-80,323.65-26,880.66

Finding the Fourth Proportional to 53,530.47, 80,323.65 and 26,880.66

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Solution

The fourth proportional to 53,530.47, 80,323.65 and 26,880.66 is: 40,335.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,530.47 : 80,323.65 = 26,880.66 : x
  2. Step 2: Convert to fraction form
    53,530.47/80,323.65 = 26,880.66/x
  3. Step 3: Cross multiply
    53,530.47x = 80,323.65 × 26,880.66
  4. Step 4: Simplify right side
    53,530.47x = 2,159,152,725.61
  5. Step 5: Solve for x
    x = 2,159,152,725.61/53,530.47
  6. Step 6: Final answer
    x = 40,335.02

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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.