Home / 209,825.16-289,554.98-114,332.68

Finding the Fourth Proportional to 209,825.16, 289,554.98 and 114,332.68

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Solution

The fourth proportional to 209,825.16, 289,554.98 and 114,332.68 is: 157,777.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,825.16 : 289,554.98 = 114,332.68 : x
  2. Step 2: Convert to fraction form
    209,825.16/289,554.98 = 114,332.68/x
  3. Step 3: Cross multiply
    209,825.16x = 289,554.98 × 114,332.68
  4. Step 4: Simplify right side
    209,825.16x = 33,105,596,870.75
  5. Step 5: Solve for x
    x = 33,105,596,870.75/209,825.16
  6. Step 6: Final answer
    x = 157,777.06

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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.