Home / 130,025.12-195,045.24-36,538.16

Finding the Fourth Proportional to 130,025.12, 195,045.24 and 36,538.16

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Solution

The fourth proportional to 130,025.12, 195,045.24 and 36,538.16 is: 54,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,025.12 : 195,045.24 = 36,538.16 : x
  2. Step 2: Convert to fraction form
    130,025.12/195,045.24 = 36,538.16/x
  3. Step 3: Cross multiply
    130,025.12x = 195,045.24 × 36,538.16
  4. Step 4: Simplify right side
    130,025.12x = 7,126,594,186.36
  5. Step 5: Solve for x
    x = 7,126,594,186.36/130,025.12
  6. Step 6: Final answer
    x = 54,809.36

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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.