Home / 130,997.16-196,331.42-56,029.32

Finding the Fourth Proportional to 130,997.16, 196,331.42 and 56,029.32

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Solution

The fourth proportional to 130,997.16, 196,331.42 and 56,029.32 is: 83,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,997.16 : 196,331.42 = 56,029.32 : x
  2. Step 2: Convert to fraction form
    130,997.16/196,331.42 = 56,029.32/x
  3. Step 3: Cross multiply
    130,997.16x = 196,331.42 × 56,029.32
  4. Step 4: Simplify right side
    130,997.16x = 11,000,315,957.23
  5. Step 5: Solve for x
    x = 11,000,315,957.23/130,997.16
  6. Step 6: Final answer
    x = 83,973.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.