Home / 82,848.76-114,292.20-56,000.64

Finding the Fourth Proportional to 82,848.76, 114,292.20 and 56,000.64

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Solution

The fourth proportional to 82,848.76, 114,292.20 and 56,000.64 is: 77,254.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,848.76 : 114,292.20 = 56,000.64 : x
  2. Step 2: Convert to fraction form
    82,848.76/114,292.20 = 56,000.64/x
  3. Step 3: Cross multiply
    82,848.76x = 114,292.20 × 56,000.64
  4. Step 4: Simplify right side
    82,848.76x = 6,400,436,347.01
  5. Step 5: Solve for x
    x = 6,400,436,347.01/82,848.76
  6. Step 6: Final answer
    x = 77,254.46

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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.