Home / 198,515.07-297,526.53-93,112.59

Finding the Fourth Proportional to 198,515.07, 297,526.53 and 93,112.59

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Solution

The fourth proportional to 198,515.07, 297,526.53 and 93,112.59 is: 139,553.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,515.07 : 297,526.53 = 93,112.59 : x
  2. Step 2: Convert to fraction form
    198,515.07/297,526.53 = 93,112.59/x
  3. Step 3: Cross multiply
    198,515.07x = 297,526.53 × 93,112.59
  4. Step 4: Simplify right side
    198,515.07x = 27,703,465,802.01
  5. Step 5: Solve for x
    x = 27,703,465,802.01/198,515.07
  6. Step 6: Final answer
    x = 139,553.46

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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.