Home / 154,628.60-231,869.59-59,903.15

Finding the Fourth Proportional to 154,628.60, 231,869.59 and 59,903.15

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Solution

The fourth proportional to 154,628.60, 231,869.59 and 59,903.15 is: 89,826.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,628.60 : 231,869.59 = 59,903.15 : x
  2. Step 2: Convert to fraction form
    154,628.60/231,869.59 = 59,903.15/x
  3. Step 3: Cross multiply
    154,628.60x = 231,869.59 × 59,903.15
  4. Step 4: Simplify right side
    154,628.60x = 13,889,717,521.10
  5. Step 5: Solve for x
    x = 13,889,717,521.10/154,628.60
  6. Step 6: Final answer
    x = 89,826.32

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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.