Home / 249,530.10-374,295.15-91,738.05

Finding the Fourth Proportional to 249,530.10, 374,295.15 and 91,738.05

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Solution

The fourth proportional to 249,530.10, 374,295.15 and 91,738.05 is: 137,607.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,530.10 : 374,295.15 = 91,738.05 : x
  2. Step 2: Convert to fraction form
    249,530.10/374,295.15 = 91,738.05/x
  3. Step 3: Cross multiply
    249,530.10x = 374,295.15 × 91,738.05
  4. Step 4: Simplify right side
    249,530.10x = 34,337,107,185.46
  5. Step 5: Solve for x
    x = 34,337,107,185.46/249,530.10
  6. Step 6: Final answer
    x = 137,607.08

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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.