Home / 162,217.58-223,855.71-90,595.50

Finding the Fourth Proportional to 162,217.58, 223,855.71 and 90,595.50

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Solution

The fourth proportional to 162,217.58, 223,855.71 and 90,595.50 is: 125,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,217.58 : 223,855.71 = 90,595.50 : x
  2. Step 2: Convert to fraction form
    162,217.58/223,855.71 = 90,595.50/x
  3. Step 3: Cross multiply
    162,217.58x = 223,855.71 × 90,595.50
  4. Step 4: Simplify right side
    162,217.58x = 20,280,319,975.31
  5. Step 5: Solve for x
    x = 20,280,319,975.31/162,217.58
  6. Step 6: Final answer
    x = 125,019.25

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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.