Home / 175,005.90-262,638.45-69,900.30

Finding the Fourth Proportional to 175,005.90, 262,638.45 and 69,900.30

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Solution

The fourth proportional to 175,005.90, 262,638.45 and 69,900.30 is: 104,902.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,005.90 : 262,638.45 = 69,900.30 : x
  2. Step 2: Convert to fraction form
    175,005.90/262,638.45 = 69,900.30/x
  3. Step 3: Cross multiply
    175,005.90x = 262,638.45 × 69,900.30
  4. Step 4: Simplify right side
    175,005.90x = 18,358,506,446.54
  5. Step 5: Solve for x
    x = 18,358,506,446.54/175,005.90
  6. Step 6: Final answer
    x = 104,902.21

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1.5x scale

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.