Home / 188,613.36-282,887.64-55,490.40

Finding the Fourth Proportional to 188,613.36, 282,887.64 and 55,490.40

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Solution

The fourth proportional to 188,613.36, 282,887.64 and 55,490.40 is: 83,226.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,613.36 : 282,887.64 = 55,490.40 : x
  2. Step 2: Convert to fraction form
    188,613.36/282,887.64 = 55,490.40/x
  3. Step 3: Cross multiply
    188,613.36x = 282,887.64 × 55,490.40
  4. Step 4: Simplify right side
    188,613.36x = 15,697,548,298.66
  5. Step 5: Solve for x
    x = 15,697,548,298.66/188,613.36
  6. Step 6: Final answer
    x = 83,226.07

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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.