Home / 249,286.72-344,180.64-153,933.52

Finding the Fourth Proportional to 249,286.72, 344,180.64 and 153,933.52

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Solution

The fourth proportional to 249,286.72, 344,180.64 and 153,933.52 is: 212,530.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,286.72 : 344,180.64 = 153,933.52 : x
  2. Step 2: Convert to fraction form
    249,286.72/344,180.64 = 153,933.52/x
  3. Step 3: Cross multiply
    249,286.72x = 344,180.64 × 153,933.52
  4. Step 4: Simplify right side
    249,286.72x = 52,980,937,431.05
  5. Step 5: Solve for x
    x = 52,980,937,431.05/249,286.72
  6. Step 6: Final answer
    x = 212,530.12

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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.