Home / 194,865.90-292,298.85-155,208.30

Finding the Fourth Proportional to 194,865.90, 292,298.85 and 155,208.30

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Solution

The fourth proportional to 194,865.90, 292,298.85 and 155,208.30 is: 232,812.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,865.90 : 292,298.85 = 155,208.30 : x
  2. Step 2: Convert to fraction form
    194,865.90/292,298.85 = 155,208.30/x
  3. Step 3: Cross multiply
    194,865.90x = 292,298.85 × 155,208.30
  4. Step 4: Simplify right side
    194,865.90x = 45,367,207,600.46
  5. Step 5: Solve for x
    x = 45,367,207,600.46/194,865.90
  6. Step 6: Final answer
    x = 232,812.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.