Home / 118,043.34-162,897.66-64,328.82

Finding the Fourth Proportional to 118,043.34, 162,897.66 and 64,328.82

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Solution

The fourth proportional to 118,043.34, 162,897.66 and 64,328.82 is: 88,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,043.34 : 162,897.66 = 64,328.82 : x
  2. Step 2: Convert to fraction form
    118,043.34/162,897.66 = 64,328.82/x
  3. Step 3: Cross multiply
    118,043.34x = 162,897.66 × 64,328.82
  4. Step 4: Simplify right side
    118,043.34x = 10,479,014,248.56
  5. Step 5: Solve for x
    x = 10,479,014,248.56/118,043.34
  6. Step 6: Final answer
    x = 88,772.60

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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.