Home / 249,520.64-374,282.58-99,773.51

Finding the Fourth Proportional to 249,520.64, 374,282.58 and 99,773.51

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Solution

The fourth proportional to 249,520.64, 374,282.58 and 99,773.51 is: 149,660.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,520.64 : 374,282.58 = 99,773.51 : x
  2. Step 2: Convert to fraction form
    249,520.64/374,282.58 = 99,773.51/x
  3. Step 3: Cross multiply
    249,520.64x = 374,282.58 × 99,773.51
  4. Step 4: Simplify right side
    249,520.64x = 37,343,486,738.46
  5. Step 5: Solve for x
    x = 37,343,486,738.46/249,520.64
  6. Step 6: Final answer
    x = 149,660.91

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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.