Home / 55,461.60-83,192.40-51,184.80

Finding the Fourth Proportional to 55,461.60, 83,192.40 and 51,184.80

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Solution

The fourth proportional to 55,461.60, 83,192.40 and 51,184.80 is: 76,777.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,461.60 : 83,192.40 = 51,184.80 : x
  2. Step 2: Convert to fraction form
    55,461.60/83,192.40 = 51,184.80/x
  3. Step 3: Cross multiply
    55,461.60x = 83,192.40 × 51,184.80
  4. Step 4: Simplify right side
    55,461.60x = 4,258,186,355.52
  5. Step 5: Solve for x
    x = 4,258,186,355.52/55,461.60
  6. Step 6: Final answer
    x = 76,777.20

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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.