Home / 101,581.10-152,397.58-64,405.34

Finding the Fourth Proportional to 101,581.10, 152,397.58 and 64,405.34

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Solution

The fourth proportional to 101,581.10, 152,397.58 and 64,405.34 is: 96,624.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,581.10 : 152,397.58 = 64,405.34 : x
  2. Step 2: Convert to fraction form
    101,581.10/152,397.58 = 64,405.34/x
  3. Step 3: Cross multiply
    101,581.10x = 152,397.58 × 64,405.34
  4. Step 4: Simplify right side
    101,581.10x = 9,815,217,955.08
  5. Step 5: Solve for x
    x = 9,815,217,955.08/101,581.10
  6. Step 6: Final answer
    x = 96,624.45

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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.