Home / 130,763.83-179,887.81-114,558.16

Finding the Fourth Proportional to 130,763.83, 179,887.81 and 114,558.16

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Solution

The fourth proportional to 130,763.83, 179,887.81 and 114,558.16 is: 157,594.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,763.83 : 179,887.81 = 114,558.16 : x
  2. Step 2: Convert to fraction form
    130,763.83/179,887.81 = 114,558.16/x
  3. Step 3: Cross multiply
    130,763.83x = 179,887.81 × 114,558.16
  4. Step 4: Simplify right side
    130,763.83x = 20,607,616,520.03
  5. Step 5: Solve for x
    x = 20,607,616,520.03/130,763.83
  6. Step 6: Final answer
    x = 157,594.16

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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.