Home / 435,545.06-653,409.93-155,061.50

Finding the Fourth Proportional to 435,545.06, 653,409.93 and 155,061.50

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Solution

The fourth proportional to 435,545.06, 653,409.93 and 155,061.50 is: 232,625.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,545.06 : 653,409.93 = 155,061.50 : x
  2. Step 2: Convert to fraction form
    435,545.06/653,409.93 = 155,061.50/x
  3. Step 3: Cross multiply
    435,545.06x = 653,409.93 × 155,061.50
  4. Step 4: Simplify right side
    435,545.06x = 101,318,723,860.70
  5. Step 5: Solve for x
    x = 101,318,723,860.70/435,545.06
  6. Step 6: Final answer
    x = 232,625.12

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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.