Home / 154,030.60-230,657.10-101,153.80

Finding the Fourth Proportional to 154,030.60, 230,657.10 and 101,153.80

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Solution

The fourth proportional to 154,030.60, 230,657.10 and 101,153.80 is: 151,475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,030.60 : 230,657.10 = 101,153.80 : x
  2. Step 2: Convert to fraction form
    154,030.60/230,657.10 = 101,153.80/x
  3. Step 3: Cross multiply
    154,030.60x = 230,657.10 × 101,153.80
  4. Step 4: Simplify right side
    154,030.60x = 23,331,842,161.98
  5. Step 5: Solve for x
    x = 23,331,842,161.98/154,030.60
  6. Step 6: Final answer
    x = 151,475.37

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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.