Home / 194,676.40-292,014.60-70,001.20

Finding the Fourth Proportional to 194,676.40, 292,014.60 and 70,001.20

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Solution

The fourth proportional to 194,676.40, 292,014.60 and 70,001.20 is: 105,001.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,676.40 : 292,014.60 = 70,001.20 : x
  2. Step 2: Convert to fraction form
    194,676.40/292,014.60 = 70,001.20/x
  3. Step 3: Cross multiply
    194,676.40x = 292,014.60 × 70,001.20
  4. Step 4: Simplify right side
    194,676.40x = 20,441,372,417.52
  5. Step 5: Solve for x
    x = 20,441,372,417.52/194,676.40
  6. Step 6: Final answer
    x = 105,001.80

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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.