Home / 93,919.46-129,622.13-58,121.00

Finding the Fourth Proportional to 93,919.46, 129,622.13 and 58,121.00

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Solution

The fourth proportional to 93,919.46, 129,622.13 and 58,121.00 is: 80,215.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,919.46 : 129,622.13 = 58,121.00 : x
  2. Step 2: Convert to fraction form
    93,919.46/129,622.13 = 58,121.00/x
  3. Step 3: Cross multiply
    93,919.46x = 129,622.13 × 58,121.00
  4. Step 4: Simplify right side
    93,919.46x = 7,533,767,314.92
  5. Step 5: Solve for x
    x = 7,533,767,314.92/93,919.46
  6. Step 6: Final answer
    x = 80,215.19

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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.