Home / 51,253.32-70,729.92-30,032.76

Finding the Fourth Proportional to 51,253.32, 70,729.92 and 30,032.76

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Solution

The fourth proportional to 51,253.32, 70,729.92 and 30,032.76 is: 41,445.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,253.32 : 70,729.92 = 30,032.76 : x
  2. Step 2: Convert to fraction form
    51,253.32/70,729.92 = 30,032.76/x
  3. Step 3: Cross multiply
    51,253.32x = 70,729.92 × 30,032.76
  4. Step 4: Simplify right side
    51,253.32x = 2,124,214,712.18
  5. Step 5: Solve for x
    x = 2,124,214,712.18/51,253.32
  6. Step 6: Final answer
    x = 41,445.41

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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.