Home / 108,220.62-162,243.51-45,088.29

Finding the Fourth Proportional to 108,220.62, 162,243.51 and 45,088.29

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Solution

The fourth proportional to 108,220.62, 162,243.51 and 45,088.29 is: 67,596.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,220.62 : 162,243.51 = 45,088.29 : x
  2. Step 2: Convert to fraction form
    108,220.62/162,243.51 = 45,088.29/x
  3. Step 3: Cross multiply
    108,220.62x = 162,243.51 × 45,088.29
  4. Step 4: Simplify right side
    108,220.62x = 7,315,282,429.50
  5. Step 5: Solve for x
    x = 7,315,282,429.50/108,220.62
  6. Step 6: Final answer
    x = 67,596.01

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1.5x scale

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.