Home / 146,041.40-218,576.10-105,946.40

Finding the Fourth Proportional to 146,041.40, 218,576.10 and 105,946.40

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Solution

The fourth proportional to 146,041.40, 218,576.10 and 105,946.40 is: 158,567.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,041.40 : 218,576.10 = 105,946.40 : x
  2. Step 2: Convert to fraction form
    146,041.40/218,576.10 = 105,946.40/x
  3. Step 3: Cross multiply
    146,041.40x = 218,576.10 × 105,946.40
  4. Step 4: Simplify right side
    146,041.40x = 23,157,350,921.04
  5. Step 5: Solve for x
    x = 23,157,350,921.04/146,041.40
  6. Step 6: Final answer
    x = 158,567.03

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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.