Home / 102,929.54-154,288.60-58,461.35

Finding the Fourth Proportional to 102,929.54, 154,288.60 and 58,461.35

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Solution

The fourth proportional to 102,929.54, 154,288.60 and 58,461.35 is: 87,631.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,929.54 : 154,288.60 = 58,461.35 : x
  2. Step 2: Convert to fraction form
    102,929.54/154,288.60 = 58,461.35/x
  3. Step 3: Cross multiply
    102,929.54x = 154,288.60 × 58,461.35
  4. Step 4: Simplify right side
    102,929.54x = 9,019,918,928.01
  5. Step 5: Solve for x
    x = 9,019,918,928.01/102,929.54
  6. Step 6: Final answer
    x = 87,631.98

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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.