Home / 55,580.67-76,705.65-31,714.47

Finding the Fourth Proportional to 55,580.67, 76,705.65 and 31,714.47

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Solution

The fourth proportional to 55,580.67, 76,705.65 and 31,714.47 is: 43,768.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,580.67 : 76,705.65 = 31,714.47 : x
  2. Step 2: Convert to fraction form
    55,580.67/76,705.65 = 31,714.47/x
  3. Step 3: Cross multiply
    55,580.67x = 76,705.65 × 31,714.47
  4. Step 4: Simplify right side
    55,580.67x = 2,432,679,035.76
  5. Step 5: Solve for x
    x = 2,432,679,035.76/55,580.67
  6. Step 6: Final answer
    x = 43,768.44

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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.