Home / 98,722.99-148,084.50-28,602.34

Finding the Fourth Proportional to 98,722.99, 148,084.50 and 28,602.34

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Solution

The fourth proportional to 98,722.99, 148,084.50 and 28,602.34 is: 42,903.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,722.99 : 148,084.50 = 28,602.34 : x
  2. Step 2: Convert to fraction form
    98,722.99/148,084.50 = 28,602.34/x
  3. Step 3: Cross multiply
    98,722.99x = 148,084.50 × 28,602.34
  4. Step 4: Simplify right side
    98,722.99x = 4,235,563,217.73
  5. Step 5: Solve for x
    x = 4,235,563,217.73/98,722.99
  6. Step 6: Final answer
    x = 42,903.51

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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.