Home / 93,066.14-128,439.60-54,826.04

Finding the Fourth Proportional to 93,066.14, 128,439.60 and 54,826.04

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Solution

The fourth proportional to 93,066.14, 128,439.60 and 54,826.04 is: 75,664.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,066.14 : 128,439.60 = 54,826.04 : x
  2. Step 2: Convert to fraction form
    93,066.14/128,439.60 = 54,826.04/x
  3. Step 3: Cross multiply
    93,066.14x = 128,439.60 × 54,826.04
  4. Step 4: Simplify right side
    93,066.14x = 7,041,834,647.18
  5. Step 5: Solve for x
    x = 7,041,834,647.18/93,066.14
  6. Step 6: Final answer
    x = 75,664.84

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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.