Home / 102,325.97-153,205.55-52,298.34

Finding the Fourth Proportional to 102,325.97, 153,205.55 and 52,298.34

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Solution

The fourth proportional to 102,325.97, 153,205.55 and 52,298.34 is: 78,302.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,325.97 : 153,205.55 = 52,298.34 : x
  2. Step 2: Convert to fraction form
    102,325.97/153,205.55 = 52,298.34/x
  3. Step 3: Cross multiply
    102,325.97x = 153,205.55 × 52,298.34
  4. Step 4: Simplify right side
    102,325.97x = 8,012,395,682.30
  5. Step 5: Solve for x
    x = 8,012,395,682.30/102,325.97
  6. Step 6: Final answer
    x = 78,302.66

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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.