Home / 87,165.02-130,580.94-58,946.78

Finding the Fourth Proportional to 87,165.02, 130,580.94 and 58,946.78

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Solution

The fourth proportional to 87,165.02, 130,580.94 and 58,946.78 is: 88,307.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,165.02 : 130,580.94 = 58,946.78 : x
  2. Step 2: Convert to fraction form
    87,165.02/130,580.94 = 58,946.78/x
  3. Step 3: Cross multiply
    87,165.02x = 130,580.94 × 58,946.78
  4. Step 4: Simplify right side
    87,165.02x = 7,697,325,942.37
  5. Step 5: Solve for x
    x = 7,697,325,942.37/87,165.02
  6. Step 6: Final answer
    x = 88,307.51

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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.