Home / 249,306.48-374,107.68-99,617.40

Finding the Fourth Proportional to 249,306.48, 374,107.68 and 99,617.40

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Solution

The fourth proportional to 249,306.48, 374,107.68 and 99,617.40 is: 149,485.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,306.48 : 374,107.68 = 99,617.40 : x
  2. Step 2: Convert to fraction form
    249,306.48/374,107.68 = 99,617.40/x
  3. Step 3: Cross multiply
    249,306.48x = 374,107.68 × 99,617.40
  4. Step 4: Simplify right side
    249,306.48x = 37,267,634,401.63
  5. Step 5: Solve for x
    x = 37,267,634,401.63/249,306.48
  6. Step 6: Final answer
    x = 149,485.22

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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.