Home / 61,985.75-85,539.96-35,133.35

Finding the Fourth Proportional to 61,985.75, 85,539.96 and 35,133.35

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Solution

The fourth proportional to 61,985.75, 85,539.96 and 35,133.35 is: 48,483.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,985.75 : 85,539.96 = 35,133.35 : x
  2. Step 2: Convert to fraction form
    61,985.75/85,539.96 = 35,133.35/x
  3. Step 3: Cross multiply
    61,985.75x = 85,539.96 × 35,133.35
  4. Step 4: Simplify right side
    61,985.75x = 3,005,304,925.97
  5. Step 5: Solve for x
    x = 3,005,304,925.97/61,985.75
  6. Step 6: Final answer
    x = 48,483.81

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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.