Home / 165,457.14-248,185.71-98,916.30

Finding the Fourth Proportional to 165,457.14, 248,185.71 and 98,916.30

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Solution

The fourth proportional to 165,457.14, 248,185.71 and 98,916.30 is: 148,374.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,457.14 : 248,185.71 = 98,916.30 : x
  2. Step 2: Convert to fraction form
    165,457.14/248,185.71 = 98,916.30/x
  3. Step 3: Cross multiply
    165,457.14x = 248,185.71 × 98,916.30
  4. Step 4: Simplify right side
    165,457.14x = 24,549,612,981.94
  5. Step 5: Solve for x
    x = 24,549,612,981.94/165,457.14
  6. Step 6: Final answer
    x = 148,374.45

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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.