Home / 163,958.20-245,934.06-53,150.20

Finding the Fourth Proportional to 163,958.20, 245,934.06 and 53,150.20

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Solution

The fourth proportional to 163,958.20, 245,934.06 and 53,150.20 is: 79,724.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,958.20 : 245,934.06 = 53,150.20 : x
  2. Step 2: Convert to fraction form
    163,958.20/245,934.06 = 53,150.20/x
  3. Step 3: Cross multiply
    163,958.20x = 245,934.06 × 53,150.20
  4. Step 4: Simplify right side
    163,958.20x = 13,071,444,475.81
  5. Step 5: Solve for x
    x = 13,071,444,475.81/163,958.20
  6. Step 6: Final answer
    x = 79,724.25

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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.