Home / 105,166.26-145,133.10-59,851.08

Finding the Fourth Proportional to 105,166.26, 145,133.10 and 59,851.08

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Solution

The fourth proportional to 105,166.26, 145,133.10 and 59,851.08 is: 82,596.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,166.26 : 145,133.10 = 59,851.08 : x
  2. Step 2: Convert to fraction form
    105,166.26/145,133.10 = 59,851.08/x
  3. Step 3: Cross multiply
    105,166.26x = 145,133.10 × 59,851.08
  4. Step 4: Simplify right side
    105,166.26x = 8,686,372,778.75
  5. Step 5: Solve for x
    x = 8,686,372,778.75/105,166.26
  6. Step 6: Final answer
    x = 82,596.57

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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.