Home / 110,785.08-152,886.78-63,045.30

Finding the Fourth Proportional to 110,785.08, 152,886.78 and 63,045.30

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Solution

The fourth proportional to 110,785.08, 152,886.78 and 63,045.30 is: 87,004.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,785.08 : 152,886.78 = 63,045.30 : x
  2. Step 2: Convert to fraction form
    110,785.08/152,886.78 = 63,045.30/x
  3. Step 3: Cross multiply
    110,785.08x = 152,886.78 × 63,045.30
  4. Step 4: Simplify right side
    110,785.08x = 9,638,792,911.13
  5. Step 5: Solve for x
    x = 9,638,792,911.13/110,785.08
  6. Step 6: Final answer
    x = 87,004.43

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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.