Home / 130,649.04-195,950.88-55,811.52

Finding the Fourth Proportional to 130,649.04, 195,950.88 and 55,811.52

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Solution

The fourth proportional to 130,649.04, 195,950.88 and 55,811.52 is: 83,707.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,649.04 : 195,950.88 = 55,811.52 : x
  2. Step 2: Convert to fraction form
    130,649.04/195,950.88 = 55,811.52/x
  3. Step 3: Cross multiply
    130,649.04x = 195,950.88 × 55,811.52
  4. Step 4: Simplify right side
    130,649.04x = 10,936,316,458.14
  5. Step 5: Solve for x
    x = 10,936,316,458.14/130,649.04
  6. Step 6: Final answer
    x = 83,707.59

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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.