Home / 52,816.13-72,886.25-30,460.13

Finding the Fourth Proportional to 52,816.13, 72,886.25 and 30,460.13

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Solution

The fourth proportional to 52,816.13, 72,886.25 and 30,460.13 is: 42,034.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816.13 : 72,886.25 = 30,460.13 : x
  2. Step 2: Convert to fraction form
    52,816.13/72,886.25 = 30,460.13/x
  3. Step 3: Cross multiply
    52,816.13x = 72,886.25 × 30,460.13
  4. Step 4: Simplify right side
    52,816.13x = 2,220,124,650.21
  5. Step 5: Solve for x
    x = 2,220,124,650.21/52,816.13
  6. Step 6: Final answer
    x = 42,034.97

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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.