Home / 314,230.47-471,419.52-103,868.40

Finding the Fourth Proportional to 314,230.47, 471,419.52 and 103,868.40

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Solution

The fourth proportional to 314,230.47, 471,419.52 and 103,868.40 is: 155,827.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,230.47 : 471,419.52 = 103,868.40 : x
  2. Step 2: Convert to fraction form
    314,230.47/471,419.52 = 103,868.40/x
  3. Step 3: Cross multiply
    314,230.47x = 471,419.52 × 103,868.40
  4. Step 4: Simplify right side
    314,230.47x = 48,965,591,271.17
  5. Step 5: Solve for x
    x = 48,965,591,271.17/314,230.47
  6. Step 6: Final answer
    x = 155,827.00

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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.