Home / 249,969.02-374,951.71-100,207.11

Finding the Fourth Proportional to 249,969.02, 374,951.71 and 100,207.11

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Solution

The fourth proportional to 249,969.02, 374,951.71 and 100,207.11 is: 150,309.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,969.02 : 374,951.71 = 100,207.11 : x
  2. Step 2: Convert to fraction form
    249,969.02/374,951.71 = 100,207.11/x
  3. Step 3: Cross multiply
    249,969.02x = 374,951.71 × 100,207.11
  4. Step 4: Simplify right side
    249,969.02x = 37,572,827,248.66
  5. Step 5: Solve for x
    x = 37,572,827,248.66/249,969.02
  6. Step 6: Final answer
    x = 150,309.94

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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.