Home / 152,440.50-228,801.12-77,614.14

Finding the Fourth Proportional to 152,440.50, 228,801.12 and 77,614.14

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Solution

The fourth proportional to 152,440.50, 228,801.12 and 77,614.14 is: 116,492.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,440.50 : 228,801.12 = 77,614.14 : x
  2. Step 2: Convert to fraction form
    152,440.50/228,801.12 = 77,614.14/x
  3. Step 3: Cross multiply
    152,440.50x = 228,801.12 × 77,614.14
  4. Step 4: Simplify right side
    152,440.50x = 17,758,202,159.84
  5. Step 5: Solve for x
    x = 17,758,202,159.84/152,440.50
  6. Step 6: Final answer
    x = 116,492.68

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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.