Home / 104,808.71-157,130.03-97,667.47

Finding the Fourth Proportional to 104,808.71, 157,130.03 and 97,667.47

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Solution

The fourth proportional to 104,808.71, 157,130.03 and 97,667.47 is: 146,423.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,808.71 : 157,130.03 = 97,667.47 : x
  2. Step 2: Convert to fraction form
    104,808.71/157,130.03 = 97,667.47/x
  3. Step 3: Cross multiply
    104,808.71x = 157,130.03 × 97,667.47
  4. Step 4: Simplify right side
    104,808.71x = 15,346,492,382.33
  5. Step 5: Solve for x
    x = 15,346,492,382.33/104,808.71
  6. Step 6: Final answer
    x = 146,423.83

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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.