Home / 65,968.03-99,084.40-39,365.91

Finding the Fourth Proportional to 65,968.03, 99,084.40 and 39,365.91

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Solution

The fourth proportional to 65,968.03, 99,084.40 and 39,365.91 is: 59,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,968.03 : 99,084.40 = 39,365.91 : x
  2. Step 2: Convert to fraction form
    65,968.03/99,084.40 = 39,365.91/x
  3. Step 3: Cross multiply
    65,968.03x = 99,084.40 × 39,365.91
  4. Step 4: Simplify right side
    65,968.03x = 3,900,547,102.82
  5. Step 5: Solve for x
    x = 3,900,547,102.82/65,968.03
  6. Step 6: Final answer
    x = 59,127.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.