Home / 163,598.75-245,403.59-45,260.18

Finding the Fourth Proportional to 163,598.75, 245,403.59 and 45,260.18

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Solution

The fourth proportional to 163,598.75, 245,403.59 and 45,260.18 is: 67,891.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,598.75 : 245,403.59 = 45,260.18 : x
  2. Step 2: Convert to fraction form
    163,598.75/245,403.59 = 45,260.18/x
  3. Step 3: Cross multiply
    163,598.75x = 245,403.59 × 45,260.18
  4. Step 4: Simplify right side
    163,598.75x = 11,107,010,656.05
  5. Step 5: Solve for x
    x = 11,107,010,656.05/163,598.75
  6. Step 6: Final answer
    x = 67,891.78

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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.