Home / 249,447.74-374,319.23-91,786.91

Finding the Fourth Proportional to 249,447.74, 374,319.23 and 91,786.91

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Solution

The fourth proportional to 249,447.74, 374,319.23 and 91,786.91 is: 137,734.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,447.74 : 374,319.23 = 91,786.91 : x
  2. Step 2: Convert to fraction form
    249,447.74/374,319.23 = 91,786.91/x
  3. Step 3: Cross multiply
    249,447.74x = 374,319.23 × 91,786.91
  4. Step 4: Simplify right side
    249,447.74x = 34,357,603,144.75
  5. Step 5: Solve for x
    x = 34,357,603,144.75/249,447.74
  6. Step 6: Final answer
    x = 137,734.68

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1.5x scale

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.