Home / 249,842.37-344,791.40-142,395.06

Finding the Fourth Proportional to 249,842.37, 344,791.40 and 142,395.06

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Solution

The fourth proportional to 249,842.37, 344,791.40 and 142,395.06 is: 196,510.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,842.37 : 344,791.40 = 142,395.06 : x
  2. Step 2: Convert to fraction form
    249,842.37/344,791.40 = 142,395.06/x
  3. Step 3: Cross multiply
    249,842.37x = 344,791.40 × 142,395.06
  4. Step 4: Simplify right side
    249,842.37x = 49,096,591,378.51
  5. Step 5: Solve for x
    x = 49,096,591,378.51/249,842.37
  6. Step 6: Final answer
    x = 196,510.27

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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.