Home / 93,017.90-128,361.16-50,576.47

Finding the Fourth Proportional to 93,017.90, 128,361.16 and 50,576.47

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Solution

The fourth proportional to 93,017.90, 128,361.16 and 50,576.47 is: 69,793.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,017.90 : 128,361.16 = 50,576.47 : x
  2. Step 2: Convert to fraction form
    93,017.90/128,361.16 = 50,576.47/x
  3. Step 3: Cross multiply
    93,017.90x = 128,361.16 × 50,576.47
  4. Step 4: Simplify right side
    93,017.90x = 6,492,054,357.91
  5. Step 5: Solve for x
    x = 6,492,054,357.91/93,017.90
  6. Step 6: Final answer
    x = 69,793.60

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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.