Home / 194,810.20-292,215.30-70,106.20

Finding the Fourth Proportional to 194,810.20, 292,215.30 and 70,106.20

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Solution

The fourth proportional to 194,810.20, 292,215.30 and 70,106.20 is: 105,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,810.20 : 292,215.30 = 70,106.20 : x
  2. Step 2: Convert to fraction form
    194,810.20/292,215.30 = 70,106.20/x
  3. Step 3: Cross multiply
    194,810.20x = 292,215.30 × 70,106.20
  4. Step 4: Simplify right side
    194,810.20x = 20,486,104,264.86
  5. Step 5: Solve for x
    x = 20,486,104,264.86/194,810.20
  6. Step 6: Final answer
    x = 105,159.30

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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.