Home / 144,815.90-217,223.85-97,814.30

Finding the Fourth Proportional to 144,815.90, 217,223.85 and 97,814.30

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Solution

The fourth proportional to 144,815.90, 217,223.85 and 97,814.30 is: 146,721.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,815.90 : 217,223.85 = 97,814.30 : x
  2. Step 2: Convert to fraction form
    144,815.90/217,223.85 = 97,814.30/x
  3. Step 3: Cross multiply
    144,815.90x = 217,223.85 × 97,814.30
  4. Step 4: Simplify right side
    144,815.90x = 21,247,598,831.06
  5. Step 5: Solve for x
    x = 21,247,598,831.06/144,815.90
  6. Step 6: Final answer
    x = 146,721.45

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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.