Home / 93,455.71-128,968.00-51,014.27

Finding the Fourth Proportional to 93,455.71, 128,968.00 and 51,014.27

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Solution

The fourth proportional to 93,455.71, 128,968.00 and 51,014.27 is: 70,399.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,455.71 : 128,968.00 = 51,014.27 : x
  2. Step 2: Convert to fraction form
    93,455.71/128,968.00 = 51,014.27/x
  3. Step 3: Cross multiply
    93,455.71x = 128,968.00 × 51,014.27
  4. Step 4: Simplify right side
    93,455.71x = 6,579,208,568.24
  5. Step 5: Solve for x
    x = 6,579,208,568.24/93,455.71
  6. Step 6: Final answer
    x = 70,399.22

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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.