Home / 212,812.97-293,684.18-117,323.10

Finding the Fourth Proportional to 212,812.97, 293,684.18 and 117,323.10

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Solution

The fourth proportional to 212,812.97, 293,684.18 and 117,323.10 is: 161,907.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,812.97 : 293,684.18 = 117,323.10 : x
  2. Step 2: Convert to fraction form
    212,812.97/293,684.18 = 117,323.10/x
  3. Step 3: Cross multiply
    212,812.97x = 293,684.18 × 117,323.10
  4. Step 4: Simplify right side
    212,812.97x = 34,455,937,831.94
  5. Step 5: Solve for x
    x = 34,455,937,831.94/212,812.97
  6. Step 6: Final answer
    x = 161,907.14

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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.