Home / 83,275.21-114,887.51-53,055.12

Finding the Fourth Proportional to 83,275.21, 114,887.51 and 53,055.12

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Solution

The fourth proportional to 83,275.21, 114,887.51 and 53,055.12 is: 73,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,275.21 : 114,887.51 = 53,055.12 : x
  2. Step 2: Convert to fraction form
    83,275.21/114,887.51 = 53,055.12/x
  3. Step 3: Cross multiply
    83,275.21x = 114,887.51 × 53,055.12
  4. Step 4: Simplify right side
    83,275.21x = 6,095,370,629.55
  5. Step 5: Solve for x
    x = 6,095,370,629.55/83,275.21
  6. Step 6: Final answer
    x = 73,195.50

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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.