Home / 249,623.17-344,439.75-142,195.30

Finding the Fourth Proportional to 249,623.17, 344,439.75 and 142,195.30

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Solution

The fourth proportional to 249,623.17, 344,439.75 and 142,195.30 is: 196,206.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,623.17 : 344,439.75 = 142,195.30 : x
  2. Step 2: Convert to fraction form
    249,623.17/344,439.75 = 142,195.30/x
  3. Step 3: Cross multiply
    249,623.17x = 344,439.75 × 142,195.30
  4. Step 4: Simplify right side
    249,623.17x = 48,977,713,583.18
  5. Step 5: Solve for x
    x = 48,977,713,583.18/249,623.17
  6. Step 6: Final answer
    x = 196,206.60

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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.