Home / 112,256.46-154,940.55-64,537.59

Finding the Fourth Proportional to 112,256.46, 154,940.55 and 64,537.59

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Solution

The fourth proportional to 112,256.46, 154,940.55 and 64,537.59 is: 89,077.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,256.46 : 154,940.55 = 64,537.59 : x
  2. Step 2: Convert to fraction form
    112,256.46/154,940.55 = 64,537.59/x
  3. Step 3: Cross multiply
    112,256.46x = 154,940.55 × 64,537.59
  4. Step 4: Simplify right side
    112,256.46x = 9,999,489,690.27
  5. Step 5: Solve for x
    x = 9,999,489,690.27/112,256.46
  6. Step 6: Final answer
    x = 89,077.19

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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.