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Finding the Fourth Proportional to 249,192.15, 373,845.47 and 71,700.63

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Solution

The fourth proportional to 249,192.15, 373,845.47 and 71,700.63 is: 107,567.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,192.15 : 373,845.47 = 71,700.63 : x
  2. Step 2: Convert to fraction form
    249,192.15/373,845.47 = 71,700.63/x
  3. Step 3: Cross multiply
    249,192.15x = 373,845.47 × 71,700.63
  4. Step 4: Simplify right side
    249,192.15x = 26,804,955,363.14
  5. Step 5: Solve for x
    x = 26,804,955,363.14/249,192.15
  6. Step 6: Final answer
    x = 107,567.41

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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.