Home / 93,210.03-128,631.27-50,768.55

Finding the Fourth Proportional to 93,210.03, 128,631.27 and 50,768.55

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Solution

The fourth proportional to 93,210.03, 128,631.27 and 50,768.55 is: 70,061.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,210.03 : 128,631.27 = 50,768.55 : x
  2. Step 2: Convert to fraction form
    93,210.03/128,631.27 = 50,768.55/x
  3. Step 3: Cross multiply
    93,210.03x = 128,631.27 × 50,768.55
  4. Step 4: Simplify right side
    93,210.03x = 6,530,423,062.56
  5. Step 5: Solve for x
    x = 6,530,423,062.56/93,210.03
  6. Step 6: Final answer
    x = 70,061.38

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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.