Home / 306,419.17-459,628.89-96,073.51

Finding the Fourth Proportional to 306,419.17, 459,628.89 and 96,073.51

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Solution

The fourth proportional to 306,419.17, 459,628.89 and 96,073.51 is: 144,110.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,419.17 : 459,628.89 = 96,073.51 : x
  2. Step 2: Convert to fraction form
    306,419.17/459,628.89 = 96,073.51/x
  3. Step 3: Cross multiply
    306,419.17x = 459,628.89 × 96,073.51
  4. Step 4: Simplify right side
    306,419.17x = 44,158,160,759.70
  5. Step 5: Solve for x
    x = 44,158,160,759.70/306,419.17
  6. Step 6: Final answer
    x = 144,110.31

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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.