Home / 249,617.08-344,471.74-136,439.82

Finding the Fourth Proportional to 249,617.08, 344,471.74 and 136,439.82

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Solution

The fourth proportional to 249,617.08, 344,471.74 and 136,439.82 is: 188,287.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,617.08 : 344,471.74 = 136,439.82 : x
  2. Step 2: Convert to fraction form
    249,617.08/344,471.74 = 136,439.82/x
  3. Step 3: Cross multiply
    249,617.08x = 344,471.74 × 136,439.82
  4. Step 4: Simplify right side
    249,617.08x = 46,999,662,200.69
  5. Step 5: Solve for x
    x = 46,999,662,200.69/249,617.08
  6. Step 6: Final answer
    x = 188,287.04

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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.