Home / 58,615.08-80,888.88-31,757.58

Finding the Fourth Proportional to 58,615.08, 80,888.88 and 31,757.58

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Solution

The fourth proportional to 58,615.08, 80,888.88 and 31,757.58 is: 43,825.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,615.08 : 80,888.88 = 31,757.58 : x
  2. Step 2: Convert to fraction form
    58,615.08/80,888.88 = 31,757.58/x
  3. Step 3: Cross multiply
    58,615.08x = 80,888.88 × 31,757.58
  4. Step 4: Simplify right side
    58,615.08x = 2,568,835,077.71
  5. Step 5: Solve for x
    x = 2,568,835,077.71/58,615.08
  6. Step 6: Final answer
    x = 43,825.50

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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.