Home / 42,956.48-59,313.12-27,859.70

Finding the Fourth Proportional to 42,956.48, 59,313.12 and 27,859.70

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Solution

The fourth proportional to 42,956.48, 59,313.12 and 27,859.70 is: 38,467.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,956.48 : 59,313.12 = 27,859.70 : x
  2. Step 2: Convert to fraction form
    42,956.48/59,313.12 = 27,859.70/x
  3. Step 3: Cross multiply
    42,956.48x = 59,313.12 × 27,859.70
  4. Step 4: Simplify right side
    42,956.48x = 1,652,445,729.26
  5. Step 5: Solve for x
    x = 1,652,445,729.26/42,956.48
  6. Step 6: Final answer
    x = 38,467.90

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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.