Home / 61,929.95-85,463.30-35,072.45

Finding the Fourth Proportional to 61,929.95, 85,463.30 and 35,072.45

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Solution

The fourth proportional to 61,929.95, 85,463.30 and 35,072.45 is: 48,399.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,929.95 : 85,463.30 = 35,072.45 : x
  2. Step 2: Convert to fraction form
    61,929.95/85,463.30 = 35,072.45/x
  3. Step 3: Cross multiply
    61,929.95x = 85,463.30 × 35,072.45
  4. Step 4: Simplify right side
    61,929.95x = 2,997,407,316.09
  5. Step 5: Solve for x
    x = 2,997,407,316.09/61,929.95
  6. Step 6: Final answer
    x = 48,399.96

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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.