Home / 148,268.68-204,606.34-83,740.50

Finding the Fourth Proportional to 148,268.68, 204,606.34 and 83,740.50

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Solution

The fourth proportional to 148,268.68, 204,606.34 and 83,740.50 is: 115,559.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,268.68 : 204,606.34 = 83,740.50 : x
  2. Step 2: Convert to fraction form
    148,268.68/204,606.34 = 83,740.50/x
  3. Step 3: Cross multiply
    148,268.68x = 204,606.34 × 83,740.50
  4. Step 4: Simplify right side
    148,268.68x = 17,133,837,005.42
  5. Step 5: Solve for x
    x = 17,133,837,005.42/148,268.68
  6. Step 6: Final answer
    x = 115,559.38

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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.