Home / 50,866.13-70,196.10-28,206.08

Finding the Fourth Proportional to 50,866.13, 70,196.10 and 28,206.08

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Solution

The fourth proportional to 50,866.13, 70,196.10 and 28,206.08 is: 38,924.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,866.13 : 70,196.10 = 28,206.08 : x
  2. Step 2: Convert to fraction form
    50,866.13/70,196.10 = 28,206.08/x
  3. Step 3: Cross multiply
    50,866.13x = 70,196.10 × 28,206.08
  4. Step 4: Simplify right side
    50,866.13x = 1,979,956,461.31
  5. Step 5: Solve for x
    x = 1,979,956,461.31/50,866.13
  6. Step 6: Final answer
    x = 38,924.85

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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.