Home / 112,698.90-155,524.74-61,016.58

Finding the Fourth Proportional to 112,698.90, 155,524.74 and 61,016.58

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Solution

The fourth proportional to 112,698.90, 155,524.74 and 61,016.58 is: 84,203.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,698.90 : 155,524.74 = 61,016.58 : x
  2. Step 2: Convert to fraction form
    112,698.90/155,524.74 = 61,016.58/x
  3. Step 3: Cross multiply
    112,698.90x = 155,524.74 × 61,016.58
  4. Step 4: Simplify right side
    112,698.90x = 9,489,587,740.19
  5. Step 5: Solve for x
    x = 9,489,587,740.19/112,698.90
  6. Step 6: Final answer
    x = 84,203.02

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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.