Home / 93,178.64-128,586.43-50,737.47

Finding the Fourth Proportional to 93,178.64, 128,586.43 and 50,737.47

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Solution

The fourth proportional to 93,178.64, 128,586.43 and 50,737.47 is: 70,017.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,178.64 : 128,586.43 = 50,737.47 : x
  2. Step 2: Convert to fraction form
    93,178.64/128,586.43 = 50,737.47/x
  3. Step 3: Cross multiply
    93,178.64x = 128,586.43 × 50,737.47
  4. Step 4: Simplify right side
    93,178.64x = 6,524,150,134.53
  5. Step 5: Solve for x
    x = 6,524,150,134.53/93,178.64
  6. Step 6: Final answer
    x = 70,017.66

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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.