Home / 249,904.30-374,856.45-72,417.10

Finding the Fourth Proportional to 249,904.30, 374,856.45 and 72,417.10

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Solution

The fourth proportional to 249,904.30, 374,856.45 and 72,417.10 is: 108,625.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,904.30 : 374,856.45 = 72,417.10 : x
  2. Step 2: Convert to fraction form
    249,904.30/374,856.45 = 72,417.10/x
  3. Step 3: Cross multiply
    249,904.30x = 374,856.45 × 72,417.10
  4. Step 4: Simplify right side
    249,904.30x = 27,146,017,025.30
  5. Step 5: Solve for x
    x = 27,146,017,025.30/249,904.30
  6. Step 6: Final answer
    x = 108,625.65

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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.