Home / 171,518.22-257,302.24-53,199.08

Finding the Fourth Proportional to 171,518.22, 257,302.24 and 53,199.08

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Solution

The fourth proportional to 171,518.22, 257,302.24 and 53,199.08 is: 79,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,518.22 : 257,302.24 = 53,199.08 : x
  2. Step 2: Convert to fraction form
    171,518.22/257,302.24 = 53,199.08/x
  3. Step 3: Cross multiply
    171,518.22x = 257,302.24 × 53,199.08
  4. Step 4: Simplify right side
    171,518.22x = 13,688,242,449.94
  5. Step 5: Solve for x
    x = 13,688,242,449.94/171,518.22
  6. Step 6: Final answer
    x = 79,806.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.