Home / 45,613.17-62,989.65-43,128.23

Finding the Fourth Proportional to 45,613.17, 62,989.65 and 43,128.23

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Solution

The fourth proportional to 45,613.17, 62,989.65 and 43,128.23 is: 59,558.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,613.17 : 62,989.65 = 43,128.23 : x
  2. Step 2: Convert to fraction form
    45,613.17/62,989.65 = 43,128.23/x
  3. Step 3: Cross multiply
    45,613.17x = 62,989.65 × 43,128.23
  4. Step 4: Simplify right side
    45,613.17x = 2,716,631,797.87
  5. Step 5: Solve for x
    x = 2,716,631,797.87/45,613.17
  6. Step 6: Final answer
    x = 59,558.06

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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.