Home / 93,165.55-128,558.80-52,334.26

Finding the Fourth Proportional to 93,165.55, 128,558.80 and 52,334.26

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Solution

The fourth proportional to 93,165.55, 128,558.80 and 52,334.26 is: 72,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,165.55 : 128,558.80 = 52,334.26 : x
  2. Step 2: Convert to fraction form
    93,165.55/128,558.80 = 52,334.26/x
  3. Step 3: Cross multiply
    93,165.55x = 128,558.80 × 52,334.26
  4. Step 4: Simplify right side
    93,165.55x = 6,728,029,408.51
  5. Step 5: Solve for x
    x = 6,728,029,408.51/93,165.55
  6. Step 6: Final answer
    x = 72,215.85

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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.