Home / 52,844.16-72,924.76-28,970.76

Finding the Fourth Proportional to 52,844.16, 72,924.76 and 28,970.76

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Solution

The fourth proportional to 52,844.16, 72,924.76 and 28,970.76 is: 39,979.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,844.16 : 72,924.76 = 28,970.76 : x
  2. Step 2: Convert to fraction form
    52,844.16/72,924.76 = 28,970.76/x
  3. Step 3: Cross multiply
    52,844.16x = 72,924.76 × 28,970.76
  4. Step 4: Simplify right side
    52,844.16x = 2,112,685,720.02
  5. Step 5: Solve for x
    x = 2,112,685,720.02/52,844.16
  6. Step 6: Final answer
    x = 39,979.55

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1.5x scale

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.