Home / 93,768.94-129,401.28-51,330.16

Finding the Fourth Proportional to 93,768.94, 129,401.28 and 51,330.16

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Solution

The fourth proportional to 93,768.94, 129,401.28 and 51,330.16 is: 70,835.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,768.94 : 129,401.28 = 51,330.16 : x
  2. Step 2: Convert to fraction form
    93,768.94/129,401.28 = 51,330.16/x
  3. Step 3: Cross multiply
    93,768.94x = 129,401.28 × 51,330.16
  4. Step 4: Simplify right side
    93,768.94x = 6,642,188,406.60
  5. Step 5: Solve for x
    x = 6,642,188,406.60/93,768.94
  6. Step 6: Final answer
    x = 70,835.70

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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.