Home / 211,831.65-318,901.57-182,904.93

Finding the Fourth Proportional to 211,831.65, 318,901.57 and 182,904.93

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Solution

The fourth proportional to 211,831.65, 318,901.57 and 182,904.93 is: 275,353.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,831.65 : 318,901.57 = 182,904.93 : x
  2. Step 2: Convert to fraction form
    211,831.65/318,901.57 = 182,904.93/x
  3. Step 3: Cross multiply
    211,831.65x = 318,901.57 × 182,904.93
  4. Step 4: Simplify right side
    211,831.65x = 58,328,668,880.48
  5. Step 5: Solve for x
    x = 58,328,668,880.48/211,831.65
  6. Step 6: Final answer
    x = 275,353.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.