Home / 57,026.58-78,696.93-31,534.74

Finding the Fourth Proportional to 57,026.58, 78,696.93 and 31,534.74

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Solution

The fourth proportional to 57,026.58, 78,696.93 and 31,534.74 is: 43,518.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,026.58 : 78,696.93 = 31,534.74 : x
  2. Step 2: Convert to fraction form
    57,026.58/78,696.93 = 31,534.74/x
  3. Step 3: Cross multiply
    57,026.58x = 78,696.93 × 31,534.74
  4. Step 4: Simplify right side
    57,026.58x = 2,481,687,226.35
  5. Step 5: Solve for x
    x = 2,481,687,226.35/57,026.58
  6. Step 6: Final answer
    x = 43,518.08

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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.