Home / 110,897.50-153,038.38-63,150.86

Finding the Fourth Proportional to 110,897.50, 153,038.38 and 63,150.86

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Solution

The fourth proportional to 110,897.50, 153,038.38 and 63,150.86 is: 87,148.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,897.50 : 153,038.38 = 63,150.86 : x
  2. Step 2: Convert to fraction form
    110,897.50/153,038.38 = 63,150.86/x
  3. Step 3: Cross multiply
    110,897.50x = 153,038.38 × 63,150.86
  4. Step 4: Simplify right side
    110,897.50x = 9,664,505,310.01
  5. Step 5: Solve for x
    x = 9,664,505,310.01/110,897.50
  6. Step 6: Final answer
    x = 87,148.09

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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.