Home / 162,062.24-223,636.48-90,436.64

Finding the Fourth Proportional to 162,062.24, 223,636.48 and 90,436.64

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Solution

The fourth proportional to 162,062.24, 223,636.48 and 90,436.64 is: 124,797.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,062.24 : 223,636.48 = 90,436.64 : x
  2. Step 2: Convert to fraction form
    162,062.24/223,636.48 = 90,436.64/x
  3. Step 3: Cross multiply
    162,062.24x = 223,636.48 × 90,436.64
  4. Step 4: Simplify right side
    162,062.24x = 20,224,931,832.63
  5. Step 5: Solve for x
    x = 20,224,931,832.63/162,062.24
  6. Step 6: Final answer
    x = 124,797.31

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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.