Home / 171,612.68-257,416.26-53,284.14

Finding the Fourth Proportional to 171,612.68, 257,416.26 and 53,284.14

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Solution

The fourth proportional to 171,612.68, 257,416.26 and 53,284.14 is: 79,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,612.68 : 257,416.26 = 53,284.14 : x
  2. Step 2: Convert to fraction form
    171,612.68/257,416.26 = 53,284.14/x
  3. Step 3: Cross multiply
    171,612.68x = 257,416.26 × 53,284.14
  4. Step 4: Simplify right side
    171,612.68x = 13,716,204,036.12
  5. Step 5: Solve for x
    x = 13,716,204,036.12/171,612.68
  6. Step 6: Final answer
    x = 79,925.35

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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.