Home / 169,421.10-233,801.26-93,969.60

Finding the Fourth Proportional to 169,421.10, 233,801.26 and 93,969.60

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Solution

The fourth proportional to 169,421.10, 233,801.26 and 93,969.60 is: 129,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,421.10 : 233,801.26 = 93,969.60 : x
  2. Step 2: Convert to fraction form
    169,421.10/233,801.26 = 93,969.60/x
  3. Step 3: Cross multiply
    169,421.10x = 233,801.26 × 93,969.60
  4. Step 4: Simplify right side
    169,421.10x = 21,970,210,881.70
  5. Step 5: Solve for x
    x = 21,970,210,881.70/169,421.10
  6. Step 6: Final answer
    x = 129,678.13

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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.