Home / 148,001.24-204,268.44-83,490.32

Finding the Fourth Proportional to 148,001.24, 204,268.44 and 83,490.32

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Solution

The fourth proportional to 148,001.24, 204,268.44 and 83,490.32 is: 115,231.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,001.24 : 204,268.44 = 83,490.32 : x
  2. Step 2: Convert to fraction form
    148,001.24/204,268.44 = 83,490.32/x
  3. Step 3: Cross multiply
    148,001.24x = 204,268.44 × 83,490.32
  4. Step 4: Simplify right side
    148,001.24x = 17,054,437,421.50
  5. Step 5: Solve for x
    x = 17,054,437,421.50/148,001.24
  6. Step 6: Final answer
    x = 115,231.72

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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.