Home / 152,526.84-228,790.89-85,100.46

Finding the Fourth Proportional to 152,526.84, 228,790.89 and 85,100.46

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Solution

The fourth proportional to 152,526.84, 228,790.89 and 85,100.46 is: 127,651.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,526.84 : 228,790.89 = 85,100.46 : x
  2. Step 2: Convert to fraction form
    152,526.84/228,790.89 = 85,100.46/x
  3. Step 3: Cross multiply
    152,526.84x = 228,790.89 × 85,100.46
  4. Step 4: Simplify right side
    152,526.84x = 19,470,209,982.81
  5. Step 5: Solve for x
    x = 19,470,209,982.81/152,526.84
  6. Step 6: Final answer
    x = 127,651.04

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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.