Home / 169,509.18-233,968.05-105,808.62

Finding the Fourth Proportional to 169,509.18, 233,968.05 and 105,808.62

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Solution

The fourth proportional to 169,509.18, 233,968.05 and 105,808.62 is: 146,044.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,509.18 : 233,968.05 = 105,808.62 : x
  2. Step 2: Convert to fraction form
    169,509.18/233,968.05 = 105,808.62/x
  3. Step 3: Cross multiply
    169,509.18x = 233,968.05 × 105,808.62
  4. Step 4: Simplify right side
    169,509.18x = 24,755,836,494.59
  5. Step 5: Solve for x
    x = 24,755,836,494.59/169,509.18
  6. Step 6: Final answer
    x = 146,044.22

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1.5x scale

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.