Home / 76,088.64-105,005.44-42,096.56

Finding the Fourth Proportional to 76,088.64, 105,005.44 and 42,096.56

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Solution

The fourth proportional to 76,088.64, 105,005.44 and 42,096.56 is: 58,094.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,088.64 : 105,005.44 = 42,096.56 : x
  2. Step 2: Convert to fraction form
    76,088.64/105,005.44 = 42,096.56/x
  3. Step 3: Cross multiply
    76,088.64x = 105,005.44 × 42,096.56
  4. Step 4: Simplify right side
    76,088.64x = 4,420,367,805.29
  5. Step 5: Solve for x
    x = 4,420,367,805.29/76,088.64
  6. Step 6: Final answer
    x = 58,094.98

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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.