Home / 435,943.68-653,528.07-169,641.96

Finding the Fourth Proportional to 435,943.68, 653,528.07 and 169,641.96

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Solution

The fourth proportional to 435,943.68, 653,528.07 and 169,641.96 is: 254,312.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,943.68 : 653,528.07 = 169,641.96 : x
  2. Step 2: Convert to fraction form
    435,943.68/653,528.07 = 169,641.96/x
  3. Step 3: Cross multiply
    435,943.68x = 653,528.07 × 169,641.96
  4. Step 4: Simplify right side
    435,943.68x = 110,865,782,709.82
  5. Step 5: Solve for x
    x = 110,865,782,709.82/435,943.68
  6. Step 6: Final answer
    x = 254,312.17

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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.