Home / 148,353.54-204,716.84-83,802.74

Finding the Fourth Proportional to 148,353.54, 204,716.84 and 83,802.74

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Solution

The fourth proportional to 148,353.54, 204,716.84 and 83,802.74 is: 115,641.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,353.54 : 204,716.84 = 83,802.74 : x
  2. Step 2: Convert to fraction form
    148,353.54/204,716.84 = 83,802.74/x
  3. Step 3: Cross multiply
    148,353.54x = 204,716.84 × 83,802.74
  4. Step 4: Simplify right side
    148,353.54x = 17,155,832,116.14
  5. Step 5: Solve for x
    x = 17,155,832,116.14/148,353.54
  6. Step 6: Final answer
    x = 115,641.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.