Home / 141,946.02-195,951.10-87,507.91

Finding the Fourth Proportional to 141,946.02, 195,951.10 and 87,507.91

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Solution

The fourth proportional to 141,946.02, 195,951.10 and 87,507.91 is: 120,801.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,946.02 : 195,951.10 = 87,507.91 : x
  2. Step 2: Convert to fraction form
    141,946.02/195,951.10 = 87,507.91/x
  3. Step 3: Cross multiply
    141,946.02x = 195,951.10 × 87,507.91
  4. Step 4: Simplify right side
    141,946.02x = 17,147,271,739.25
  5. Step 5: Solve for x
    x = 17,147,271,739.25/141,946.02
  6. Step 6: Final answer
    x = 120,801.36

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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.