Home / 162,047.61-223,625.37-90,423.36

Finding the Fourth Proportional to 162,047.61, 223,625.37 and 90,423.36

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Solution

The fourth proportional to 162,047.61, 223,625.37 and 90,423.36 is: 124,784.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,047.61 : 223,625.37 = 90,423.36 : x
  2. Step 2: Convert to fraction form
    162,047.61/223,625.37 = 90,423.36/x
  3. Step 3: Cross multiply
    162,047.61x = 223,625.37 × 90,423.36
  4. Step 4: Simplify right side
    162,047.61x = 20,220,957,675.73
  5. Step 5: Solve for x
    x = 20,220,957,675.73/162,047.61
  6. Step 6: Final answer
    x = 124,784.05

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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.