Home / 58,558.06-80,810.15-31,700.57

Finding the Fourth Proportional to 58,558.06, 80,810.15 and 31,700.57

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Solution

The fourth proportional to 58,558.06, 80,810.15 and 31,700.57 is: 43,746.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,558.06 : 80,810.15 = 31,700.57 : x
  2. Step 2: Convert to fraction form
    58,558.06/80,810.15 = 31,700.57/x
  3. Step 3: Cross multiply
    58,558.06x = 80,810.15 × 31,700.57
  4. Step 4: Simplify right side
    58,558.06x = 2,561,727,465.19
  5. Step 5: Solve for x
    x = 2,561,727,465.19/58,558.06
  6. Step 6: Final answer
    x = 43,746.80

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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.