Home / 202,246.60-279,098.46-111,603.40

Finding the Fourth Proportional to 202,246.60, 279,098.46 and 111,603.40

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Solution

The fourth proportional to 202,246.60, 279,098.46 and 111,603.40 is: 154,011.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,246.60 : 279,098.46 = 111,603.40 : x
  2. Step 2: Convert to fraction form
    202,246.60/279,098.46 = 111,603.40/x
  3. Step 3: Cross multiply
    202,246.60x = 279,098.46 × 111,603.40
  4. Step 4: Simplify right side
    202,246.60x = 31,148,337,070.76
  5. Step 5: Solve for x
    x = 31,148,337,070.76/202,246.60
  6. Step 6: Final answer
    x = 154,011.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.