Home / 249,192.30-343,885.37-136,015.05

Finding the Fourth Proportional to 249,192.30, 343,885.37 and 136,015.05

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Solution

The fourth proportional to 249,192.30, 343,885.37 and 136,015.05 is: 187,700.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,192.30 : 343,885.37 = 136,015.05 : x
  2. Step 2: Convert to fraction form
    249,192.30/343,885.37 = 136,015.05/x
  3. Step 3: Cross multiply
    249,192.30x = 343,885.37 × 136,015.05
  4. Step 4: Simplify right side
    249,192.30x = 46,773,585,114.74
  5. Step 5: Solve for x
    x = 46,773,585,114.74/249,192.30
  6. Step 6: Final answer
    x = 187,700.76

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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.