Home / 45,528.19-62,806.56-30,424.57

Finding the Fourth Proportional to 45,528.19, 62,806.56 and 30,424.57

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Solution

The fourth proportional to 45,528.19, 62,806.56 and 30,424.57 is: 41,970.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,528.19 : 62,806.56 = 30,424.57 : x
  2. Step 2: Convert to fraction form
    45,528.19/62,806.56 = 30,424.57/x
  3. Step 3: Cross multiply
    45,528.19x = 62,806.56 × 30,424.57
  4. Step 4: Simplify right side
    45,528.19x = 1,910,862,581.18
  5. Step 5: Solve for x
    x = 1,910,862,581.18/45,528.19
  6. Step 6: Final answer
    x = 41,970.98

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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.