Home / 97,818.40-146,533.20-56,216.80

Finding the Fourth Proportional to 97,818.40, 146,533.20 and 56,216.80

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Solution

The fourth proportional to 97,818.40, 146,533.20 and 56,216.80 is: 84,213.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,818.40 : 146,533.20 = 56,216.80 : x
  2. Step 2: Convert to fraction form
    97,818.40/146,533.20 = 56,216.80/x
  3. Step 3: Cross multiply
    97,818.40x = 146,533.20 × 56,216.80
  4. Step 4: Simplify right side
    97,818.40x = 8,237,627,597.76
  5. Step 5: Solve for x
    x = 8,237,627,597.76/97,818.40
  6. Step 6: Final answer
    x = 84,213.48

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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.