Home / 249,561.72-344,395.44-136,384.56

Finding the Fourth Proportional to 249,561.72, 344,395.44 and 136,384.56

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Solution

The fourth proportional to 249,561.72, 344,395.44 and 136,384.56 is: 188,210.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,561.72 : 344,395.44 = 136,384.56 : x
  2. Step 2: Convert to fraction form
    249,561.72/344,395.44 = 136,384.56/x
  3. Step 3: Cross multiply
    249,561.72x = 344,395.44 × 136,384.56
  4. Step 4: Simplify right side
    249,561.72x = 46,970,220,550.41
  5. Step 5: Solve for x
    x = 46,970,220,550.41/249,561.72
  6. Step 6: Final answer
    x = 188,210.84

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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.