Home / 249,208.40-343,895.58-141,768.32

Finding the Fourth Proportional to 249,208.40, 343,895.58 and 141,768.32

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Solution

The fourth proportional to 249,208.40, 343,895.58 and 141,768.32 is: 195,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,208.40 : 343,895.58 = 141,768.32 : x
  2. Step 2: Convert to fraction form
    249,208.40/343,895.58 = 141,768.32/x
  3. Step 3: Cross multiply
    249,208.40x = 343,895.58 × 141,768.32
  4. Step 4: Simplify right side
    249,208.40x = 48,753,498,632.03
  5. Step 5: Solve for x
    x = 48,753,498,632.03/249,208.40
  6. Step 6: Final answer
    x = 195,633.45

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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.