Home / 93,219.04-128,601.30-62,993.22

Finding the Fourth Proportional to 93,219.04, 128,601.30 and 62,993.22

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Solution

The fourth proportional to 93,219.04, 128,601.30 and 62,993.22 is: 86,902.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,219.04 : 128,601.30 = 62,993.22 : x
  2. Step 2: Convert to fraction form
    93,219.04/128,601.30 = 62,993.22/x
  3. Step 3: Cross multiply
    93,219.04x = 128,601.30 × 62,993.22
  4. Step 4: Simplify right side
    93,219.04x = 8,101,009,983.19
  5. Step 5: Solve for x
    x = 8,101,009,983.19/93,219.04
  6. Step 6: Final answer
    x = 86,902.95

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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.