Home / 147,650.60-221,475.90-88,455.80

Finding the Fourth Proportional to 147,650.60, 221,475.90 and 88,455.80

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Solution

The fourth proportional to 147,650.60, 221,475.90 and 88,455.80 is: 132,683.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,650.60 : 221,475.90 = 88,455.80 : x
  2. Step 2: Convert to fraction form
    147,650.60/221,475.90 = 88,455.80/x
  3. Step 3: Cross multiply
    147,650.60x = 221,475.90 × 88,455.80
  4. Step 4: Simplify right side
    147,650.60x = 19,590,827,915.22
  5. Step 5: Solve for x
    x = 19,590,827,915.22/147,650.60
  6. Step 6: Final answer
    x = 132,683.70

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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.