Home / 153,508.80-230,294.64-64,762.56

Finding the Fourth Proportional to 153,508.80, 230,294.64 and 64,762.56

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Solution

The fourth proportional to 153,508.80, 230,294.64 and 64,762.56 is: 97,157.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,508.80 : 230,294.64 = 64,762.56 : x
  2. Step 2: Convert to fraction form
    153,508.80/230,294.64 = 64,762.56/x
  3. Step 3: Cross multiply
    153,508.80x = 230,294.64 × 64,762.56
  4. Step 4: Simplify right side
    153,508.80x = 14,914,470,440.68
  5. Step 5: Solve for x
    x = 14,914,470,440.68/153,508.80
  6. Step 6: Final answer
    x = 97,157.10

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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.