Home / 106,683.03-147,222.21-61,358.88

Finding the Fourth Proportional to 106,683.03, 147,222.21 and 61,358.88

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Solution

The fourth proportional to 106,683.03, 147,222.21 and 61,358.88 is: 84,675.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,683.03 : 147,222.21 = 61,358.88 : x
  2. Step 2: Convert to fraction form
    106,683.03/147,222.21 = 61,358.88/x
  3. Step 3: Cross multiply
    106,683.03x = 147,222.21 × 61,358.88
  4. Step 4: Simplify right side
    106,683.03x = 9,033,389,916.72
  5. Step 5: Solve for x
    x = 9,033,389,916.72/106,683.03
  6. Step 6: Final answer
    x = 84,675.04

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1.5x scale

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.