Home / 112,182.84-154,812.53-61,195.64

Finding the Fourth Proportional to 112,182.84, 154,812.53 and 61,195.64

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Solution

The fourth proportional to 112,182.84, 154,812.53 and 61,195.64 is: 84,450.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,182.84 : 154,812.53 = 61,195.64 : x
  2. Step 2: Convert to fraction form
    112,182.84/154,812.53 = 61,195.64/x
  3. Step 3: Cross multiply
    112,182.84x = 154,812.53 × 61,195.64
  4. Step 4: Simplify right side
    112,182.84x = 9,473,851,232.30
  5. Step 5: Solve for x
    x = 9,473,851,232.30/112,182.84
  6. Step 6: Final answer
    x = 84,450.09

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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.