Home / 239,140.98-358,586.91-89,258.00

Finding the Fourth Proportional to 239,140.98, 358,586.91 and 89,258.00

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Solution

The fourth proportional to 239,140.98, 358,586.91 and 89,258.00 is: 133,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,140.98 : 358,586.91 = 89,258.00 : x
  2. Step 2: Convert to fraction form
    239,140.98/358,586.91 = 89,258.00/x
  3. Step 3: Cross multiply
    239,140.98x = 358,586.91 × 89,258.00
  4. Step 4: Simplify right side
    239,140.98x = 32,006,748,619.85
  5. Step 5: Solve for x
    x = 32,006,748,619.85/239,140.98
  6. Step 6: Final answer
    x = 133,840.50

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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.