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Finding the Fourth Proportional to 249,813.92, 374,658.45 and 98,041.83

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Solution

The fourth proportional to 249,813.92, 374,658.45 and 98,041.83 is: 147,038.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,813.92 : 374,658.45 = 98,041.83 : x
  2. Step 2: Convert to fraction form
    249,813.92/374,658.45 = 98,041.83/x
  3. Step 3: Cross multiply
    249,813.92x = 374,658.45 × 98,041.83
  4. Step 4: Simplify right side
    249,813.92x = 36,732,198,290.34
  5. Step 5: Solve for x
    x = 36,732,198,290.34/249,813.92
  6. Step 6: Final answer
    x = 147,038.24

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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.