Home / 93,048.34-128,406.36-50,607.58

Finding the Fourth Proportional to 93,048.34, 128,406.36 and 50,607.58

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Solution

The fourth proportional to 93,048.34, 128,406.36 and 50,607.58 is: 69,838.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,048.34 : 128,406.36 = 50,607.58 : x
  2. Step 2: Convert to fraction form
    93,048.34/128,406.36 = 50,607.58/x
  3. Step 3: Cross multiply
    93,048.34x = 128,406.36 × 50,607.58
  4. Step 4: Simplify right side
    93,048.34x = 6,498,335,136.21
  5. Step 5: Solve for x
    x = 6,498,335,136.21/93,048.34
  6. Step 6: Final answer
    x = 69,838.27

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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.