Home / 110,959.14-153,115.32-63,203.16

Finding the Fourth Proportional to 110,959.14, 153,115.32 and 63,203.16

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Solution

The fourth proportional to 110,959.14, 153,115.32 and 63,203.16 is: 87,215.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,959.14 : 153,115.32 = 63,203.16 : x
  2. Step 2: Convert to fraction form
    110,959.14/153,115.32 = 63,203.16/x
  3. Step 3: Cross multiply
    110,959.14x = 153,115.32 × 63,203.16
  4. Step 4: Simplify right side
    110,959.14x = 9,677,372,068.41
  5. Step 5: Solve for x
    x = 9,677,372,068.41/110,959.14
  6. Step 6: Final answer
    x = 87,215.64

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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.