Home / 249,519.58-344,398.84-142,153.40

Finding the Fourth Proportional to 249,519.58, 344,398.84 and 142,153.40

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Solution

The fourth proportional to 249,519.58, 344,398.84 and 142,153.40 is: 196,206.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,519.58 : 344,398.84 = 142,153.40 : x
  2. Step 2: Convert to fraction form
    249,519.58/344,398.84 = 142,153.40/x
  3. Step 3: Cross multiply
    249,519.58x = 344,398.84 × 142,153.40
  4. Step 4: Simplify right side
    249,519.58x = 48,957,466,567.67
  5. Step 5: Solve for x
    x = 48,957,466,567.67/249,519.58
  6. Step 6: Final answer
    x = 196,206.92

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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.