Home / 130,473.16-180,057.20-73,883.32

Finding the Fourth Proportional to 130,473.16, 180,057.20 and 73,883.32

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Solution

The fourth proportional to 130,473.16, 180,057.20 and 73,883.32 is: 101,961.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,473.16 : 180,057.20 = 73,883.32 : x
  2. Step 2: Convert to fraction form
    130,473.16/180,057.20 = 73,883.32/x
  3. Step 3: Cross multiply
    130,473.16x = 180,057.20 × 73,883.32
  4. Step 4: Simplify right side
    130,473.16x = 13,303,223,725.90
  5. Step 5: Solve for x
    x = 13,303,223,725.90/130,473.16
  6. Step 6: Final answer
    x = 101,961.38

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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.