Home / 130,375.16-195,507.66-55,492.28

Finding the Fourth Proportional to 130,375.16, 195,507.66 and 55,492.28

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Solution

The fourth proportional to 130,375.16, 195,507.66 and 55,492.28 is: 83,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,375.16 : 195,507.66 = 55,492.28 : x
  2. Step 2: Convert to fraction form
    130,375.16/195,507.66 = 55,492.28/x
  3. Step 3: Cross multiply
    130,375.16x = 195,507.66 × 55,492.28
  4. Step 4: Simplify right side
    130,375.16x = 10,849,165,810.86
  5. Step 5: Solve for x
    x = 10,849,165,810.86/130,375.16
  6. Step 6: Final answer
    x = 83,214.98

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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.