Home / 55,966.29-77,236.35-31,768.98

Finding the Fourth Proportional to 55,966.29, 77,236.35 and 31,768.98

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Solution

The fourth proportional to 55,966.29, 77,236.35 and 31,768.98 is: 43,842.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.29 : 77,236.35 = 31,768.98 : x
  2. Step 2: Convert to fraction form
    55,966.29/77,236.35 = 31,768.98/x
  3. Step 3: Cross multiply
    55,966.29x = 77,236.35 × 31,768.98
  4. Step 4: Simplify right side
    55,966.29x = 2,453,720,058.42
  5. Step 5: Solve for x
    x = 2,453,720,058.42/55,966.29
  6. Step 6: Final answer
    x = 43,842.82

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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.