Home / 249,147.40-373,837.74-108,887.80

Finding the Fourth Proportional to 249,147.40, 373,837.74 and 108,887.80

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Solution

The fourth proportional to 249,147.40, 373,837.74 and 108,887.80 is: 163,382.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,147.40 : 373,837.74 = 108,887.80 : x
  2. Step 2: Convert to fraction form
    249,147.40/373,837.74 = 108,887.80/x
  3. Step 3: Cross multiply
    249,147.40x = 373,837.74 × 108,887.80
  4. Step 4: Simplify right side
    249,147.40x = 40,706,369,065.57
  5. Step 5: Solve for x
    x = 40,706,369,065.57/249,147.40
  6. Step 6: Final answer
    x = 163,382.68

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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.