Home / 64,489.02-88,997.67-40,606.62

Finding the Fourth Proportional to 64,489.02, 88,997.67 and 40,606.62

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Solution

The fourth proportional to 64,489.02, 88,997.67 and 40,606.62 is: 56,038.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,489.02 : 88,997.67 = 40,606.62 : x
  2. Step 2: Convert to fraction form
    64,489.02/88,997.67 = 40,606.62/x
  3. Step 3: Cross multiply
    64,489.02x = 88,997.67 × 40,606.62
  4. Step 4: Simplify right side
    64,489.02x = 3,613,894,566.58
  5. Step 5: Solve for x
    x = 3,613,894,566.58/64,489.02
  6. Step 6: Final answer
    x = 56,038.91

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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.