Home / 151,832.10-209,527.02-83,853.66

Finding the Fourth Proportional to 151,832.10, 209,527.02 and 83,853.66

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Solution

The fourth proportional to 151,832.10, 209,527.02 and 83,853.66 is: 115,717.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,832.10 : 209,527.02 = 83,853.66 : x
  2. Step 2: Convert to fraction form
    151,832.10/209,527.02 = 83,853.66/x
  3. Step 3: Cross multiply
    151,832.10x = 209,527.02 × 83,853.66
  4. Step 4: Simplify right side
    151,832.10x = 17,569,607,495.89
  5. Step 5: Solve for x
    x = 17,569,607,495.89/151,832.10
  6. Step 6: Final answer
    x = 115,717.34

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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.