Home / 83,330.61-114,995.87-45,090.83

Finding the Fourth Proportional to 83,330.61, 114,995.87 and 45,090.83

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Solution

The fourth proportional to 83,330.61, 114,995.87 and 45,090.83 is: 62,225.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,330.61 : 114,995.87 = 45,090.83 : x
  2. Step 2: Convert to fraction form
    83,330.61/114,995.87 = 45,090.83/x
  3. Step 3: Cross multiply
    83,330.61x = 114,995.87 × 45,090.83
  4. Step 4: Simplify right side
    83,330.61x = 5,185,259,224.87
  5. Step 5: Solve for x
    x = 5,185,259,224.87/83,330.61
  6. Step 6: Final answer
    x = 62,225.14

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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.