Home / 249,137.40-373,695.54-115,971.72

Finding the Fourth Proportional to 249,137.40, 373,695.54 and 115,971.72

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Solution

The fourth proportional to 249,137.40, 373,695.54 and 115,971.72 is: 173,952.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,137.40 : 373,695.54 = 115,971.72 : x
  2. Step 2: Convert to fraction form
    249,137.40/373,695.54 = 115,971.72/x
  3. Step 3: Cross multiply
    249,137.40x = 373,695.54 × 115,971.72
  4. Step 4: Simplify right side
    249,137.40x = 43,338,114,530.13
  5. Step 5: Solve for x
    x = 43,338,114,530.13/249,137.40
  6. Step 6: Final answer
    x = 173,952.66

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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.