Home / 93,386.30-128,872.83-50,944.53

Finding the Fourth Proportional to 93,386.30, 128,872.83 and 50,944.53

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Solution

The fourth proportional to 93,386.30, 128,872.83 and 50,944.53 is: 70,303.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,386.30 : 128,872.83 = 50,944.53 : x
  2. Step 2: Convert to fraction form
    93,386.30/128,872.83 = 50,944.53/x
  3. Step 3: Cross multiply
    93,386.30x = 128,872.83 × 50,944.53
  4. Step 4: Simplify right side
    93,386.30x = 6,565,365,754.12
  5. Step 5: Solve for x
    x = 6,565,365,754.12/93,386.30
  6. Step 6: Final answer
    x = 70,303.31

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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.