Home / 153,454.08-230,138.24-97,210.56

Finding the Fourth Proportional to 153,454.08, 230,138.24 and 97,210.56

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Solution

The fourth proportional to 153,454.08, 230,138.24 and 97,210.56 is: 145,788.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,454.08 : 230,138.24 = 97,210.56 : x
  2. Step 2: Convert to fraction form
    153,454.08/230,138.24 = 97,210.56/x
  3. Step 3: Cross multiply
    153,454.08x = 230,138.24 × 97,210.56
  4. Step 4: Simplify right side
    153,454.08x = 22,371,867,187.81
  5. Step 5: Solve for x
    x = 22,371,867,187.81/153,454.08
  6. Step 6: Final answer
    x = 145,788.68

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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.