Home / 93,439.77-128,944.95-50,998.29

Finding the Fourth Proportional to 93,439.77, 128,944.95 and 50,998.29

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Solution

The fourth proportional to 93,439.77, 128,944.95 and 50,998.29 is: 70,376.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,439.77 : 128,944.95 = 50,998.29 : x
  2. Step 2: Convert to fraction form
    93,439.77/128,944.95 = 50,998.29/x
  3. Step 3: Cross multiply
    93,439.77x = 128,944.95 × 50,998.29
  4. Step 4: Simplify right side
    93,439.77x = 6,575,971,954.14
  5. Step 5: Solve for x
    x = 6,575,971,954.14/93,439.77
  6. Step 6: Final answer
    x = 70,376.59

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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.