Home / 249,291.68-373,379.85-115,972.16

Finding the Fourth Proportional to 249,291.68, 373,379.85 and 115,972.16

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Solution

The fourth proportional to 249,291.68, 373,379.85 and 115,972.16 is: 173,698.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,291.68 : 373,379.85 = 115,972.16 : x
  2. Step 2: Convert to fraction form
    249,291.68/373,379.85 = 115,972.16/x
  3. Step 3: Cross multiply
    249,291.68x = 373,379.85 × 115,972.16
  4. Step 4: Simplify right side
    249,291.68x = 43,301,667,704.98
  5. Step 5: Solve for x
    x = 43,301,667,704.98/249,291.68
  6. Step 6: Final answer
    x = 173,698.81

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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.