Home / 162,069.68-223,667.39-90,463.70

Finding the Fourth Proportional to 162,069.68, 223,667.39 and 90,463.70

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Solution

The fourth proportional to 162,069.68, 223,667.39 and 90,463.70 is: 124,846.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,069.68 : 223,667.39 = 90,463.70 : x
  2. Step 2: Convert to fraction form
    162,069.68/223,667.39 = 90,463.70/x
  3. Step 3: Cross multiply
    162,069.68x = 223,667.39 × 90,463.70
  4. Step 4: Simplify right side
    162,069.68x = 20,233,779,216.42
  5. Step 5: Solve for x
    x = 20,233,779,216.42/162,069.68
  6. Step 6: Final answer
    x = 124,846.17

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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.