Home / 249,530.46-344,352.93-136,353.21

Finding the Fourth Proportional to 249,530.46, 344,352.93 and 136,353.21

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Solution

The fourth proportional to 249,530.46, 344,352.93 and 136,353.21 is: 188,167.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,530.46 : 344,352.93 = 136,353.21 : x
  2. Step 2: Convert to fraction form
    249,530.46/344,352.93 = 136,353.21/x
  3. Step 3: Cross multiply
    249,530.46x = 344,352.93 × 136,353.21
  4. Step 4: Simplify right side
    249,530.46x = 46,953,627,378.41
  5. Step 5: Solve for x
    x = 46,953,627,378.41/249,530.46
  6. Step 6: Final answer
    x = 188,167.92

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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.