Home / 162,174.61-223,774.14-90,554.68

Finding the Fourth Proportional to 162,174.61, 223,774.14 and 90,554.68

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Solution

The fourth proportional to 162,174.61, 223,774.14 and 90,554.68 is: 124,950.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,174.61 : 223,774.14 = 90,554.68 : x
  2. Step 2: Convert to fraction form
    162,174.61/223,774.14 = 90,554.68/x
  3. Step 3: Cross multiply
    162,174.61x = 223,774.14 × 90,554.68
  4. Step 4: Simplify right side
    162,174.61x = 20,263,795,639.98
  5. Step 5: Solve for x
    x = 20,263,795,639.98/162,174.61
  6. Step 6: Final answer
    x = 124,950.48

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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.