Home / 249,564.69-344,410.11-140,705.55

Finding the Fourth Proportional to 249,564.69, 344,410.11 and 140,705.55

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Solution

The fourth proportional to 249,564.69, 344,410.11 and 140,705.55 is: 194,179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,564.69 : 344,410.11 = 140,705.55 : x
  2. Step 2: Convert to fraction form
    249,564.69/344,410.11 = 140,705.55/x
  3. Step 3: Cross multiply
    249,564.69x = 344,410.11 × 140,705.55
  4. Step 4: Simplify right side
    249,564.69x = 48,460,413,953.11
  5. Step 5: Solve for x
    x = 48,460,413,953.11/249,564.69
  6. Step 6: Final answer
    x = 194,179.77

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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.