Home / 162,206.90-243,310.32-83,277.26

Finding the Fourth Proportional to 162,206.90, 243,310.32 and 83,277.26

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Solution

The fourth proportional to 162,206.90, 243,310.32 and 83,277.26 is: 124,915.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,206.90 : 243,310.32 = 83,277.26 : x
  2. Step 2: Convert to fraction form
    162,206.90/243,310.32 = 83,277.26/x
  3. Step 3: Cross multiply
    162,206.90x = 243,310.32 × 83,277.26
  4. Step 4: Simplify right side
    162,206.90x = 20,262,216,779.32
  5. Step 5: Solve for x
    x = 20,262,216,779.32/162,206.90
  6. Step 6: Final answer
    x = 124,915.87

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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.