Home / 162,186.22-223,816.53-90,566.29

Finding the Fourth Proportional to 162,186.22, 223,816.53 and 90,566.29

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Solution

The fourth proportional to 162,186.22, 223,816.53 and 90,566.29 is: 124,981.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,186.22 : 223,816.53 = 90,566.29 : x
  2. Step 2: Convert to fraction form
    162,186.22/223,816.53 = 90,566.29/x
  3. Step 3: Cross multiply
    162,186.22x = 223,816.53 × 90,566.29
  4. Step 4: Simplify right side
    162,186.22x = 20,270,232,762.77
  5. Step 5: Solve for x
    x = 20,270,232,762.77/162,186.22
  6. Step 6: Final answer
    x = 124,981.23

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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.