Home / 154,012.40-231,205.80-97,852.40

Finding the Fourth Proportional to 154,012.40, 231,205.80 and 97,852.40

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Solution

The fourth proportional to 154,012.40, 231,205.80 and 97,852.40 is: 146,897.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,012.40 : 231,205.80 = 97,852.40 : x
  2. Step 2: Convert to fraction form
    154,012.40/231,205.80 = 97,852.40/x
  3. Step 3: Cross multiply
    154,012.40x = 231,205.80 × 97,852.40
  4. Step 4: Simplify right side
    154,012.40x = 22,624,042,423.92
  5. Step 5: Solve for x
    x = 22,624,042,423.92/154,012.40
  6. Step 6: Final answer
    x = 146,897.54

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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.