Home / 93,200.40-128,616.72-50,759.16

Finding the Fourth Proportional to 93,200.40, 128,616.72 and 50,759.16

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Solution

The fourth proportional to 93,200.40, 128,616.72 and 50,759.16 is: 70,047.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,200.40 : 128,616.72 = 50,759.16 : x
  2. Step 2: Convert to fraction form
    93,200.40/128,616.72 = 50,759.16/x
  3. Step 3: Cross multiply
    93,200.40x = 128,616.72 × 50,759.16
  4. Step 4: Simplify right side
    93,200.40x = 6,528,476,669.16
  5. Step 5: Solve for x
    x = 6,528,476,669.16/93,200.40
  6. Step 6: Final answer
    x = 70,047.73

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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.