Home / 199,488.60-299,330.10-152,087.40

Finding the Fourth Proportional to 199,488.60, 299,330.10 and 152,087.40

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Solution

The fourth proportional to 199,488.60, 299,330.10 and 152,087.40 is: 228,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,488.60 : 299,330.10 = 152,087.40 : x
  2. Step 2: Convert to fraction form
    199,488.60/299,330.10 = 152,087.40/x
  3. Step 3: Cross multiply
    199,488.60x = 299,330.10 × 152,087.40
  4. Step 4: Simplify right side
    199,488.60x = 45,524,336,650.74
  5. Step 5: Solve for x
    x = 45,524,336,650.74/199,488.60
  6. Step 6: Final answer
    x = 228,205.20

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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.