Home / 102,322.53-153,476.64-38,268.50

Finding the Fourth Proportional to 102,322.53, 153,476.64 and 38,268.50

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Solution

The fourth proportional to 102,322.53, 153,476.64 and 38,268.50 is: 57,400.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,322.53 : 153,476.64 = 38,268.50 : x
  2. Step 2: Convert to fraction form
    102,322.53/153,476.64 = 38,268.50/x
  3. Step 3: Cross multiply
    102,322.53x = 153,476.64 × 38,268.50
  4. Step 4: Simplify right side
    102,322.53x = 5,873,320,030.46
  5. Step 5: Solve for x
    x = 5,873,320,030.46/102,322.53
  6. Step 6: Final answer
    x = 57,400.07

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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.