Home / 102,459.58-153,694.07-38,433.02

Finding the Fourth Proportional to 102,459.58, 153,694.07 and 38,433.02

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Solution

The fourth proportional to 102,459.58, 153,694.07 and 38,433.02 is: 57,651.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,459.58 : 153,694.07 = 38,433.02 : x
  2. Step 2: Convert to fraction form
    102,459.58/153,694.07 = 38,433.02/x
  3. Step 3: Cross multiply
    102,459.58x = 153,694.07 × 38,433.02
  4. Step 4: Simplify right side
    102,459.58x = 5,906,927,746.51
  5. Step 5: Solve for x
    x = 5,906,927,746.51/102,459.58
  6. Step 6: Final answer
    x = 57,651.30

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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.