Home / 106,376.10-159,487.35-59,643.30

Finding the Fourth Proportional to 106,376.10, 159,487.35 and 59,643.30

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Solution

The fourth proportional to 106,376.10, 159,487.35 and 59,643.30 is: 89,421.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,376.10 : 159,487.35 = 59,643.30 : x
  2. Step 2: Convert to fraction form
    106,376.10/159,487.35 = 59,643.30/x
  3. Step 3: Cross multiply
    106,376.10x = 159,487.35 × 59,643.30
  4. Step 4: Simplify right side
    106,376.10x = 9,512,351,862.26
  5. Step 5: Solve for x
    x = 9,512,351,862.26/106,376.10
  6. Step 6: Final answer
    x = 89,421.89

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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.