Home / 249,143.36-343,713.12-173,735.60

Finding the Fourth Proportional to 249,143.36, 343,713.12 and 173,735.60

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Solution

The fourth proportional to 249,143.36, 343,713.12 and 173,735.60 is: 239,682.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,143.36 : 343,713.12 = 173,735.60 : x
  2. Step 2: Convert to fraction form
    249,143.36/343,713.12 = 173,735.60/x
  3. Step 3: Cross multiply
    249,143.36x = 343,713.12 × 173,735.60
  4. Step 4: Simplify right side
    249,143.36x = 59,715,205,131.07
  5. Step 5: Solve for x
    x = 59,715,205,131.07/249,143.36
  6. Step 6: Final answer
    x = 239,682.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.