Home / 112,241.07-154,893.57-61,254.18

Finding the Fourth Proportional to 112,241.07, 154,893.57 and 61,254.18

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Solution

The fourth proportional to 112,241.07, 154,893.57 and 61,254.18 is: 84,531.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,241.07 : 154,893.57 = 61,254.18 : x
  2. Step 2: Convert to fraction form
    112,241.07/154,893.57 = 61,254.18/x
  3. Step 3: Cross multiply
    112,241.07x = 154,893.57 × 61,254.18
  4. Step 4: Simplify right side
    112,241.07x = 9,487,878,617.62
  5. Step 5: Solve for x
    x = 9,487,878,617.62/112,241.07
  6. Step 6: Final answer
    x = 84,531.26

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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.