Home / 93,179.19-128,583.27-52,892.22

Finding the Fourth Proportional to 93,179.19, 128,583.27 and 52,892.22

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Solution

The fourth proportional to 93,179.19, 128,583.27 and 52,892.22 is: 72,988.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,179.19 : 128,583.27 = 52,892.22 : x
  2. Step 2: Convert to fraction form
    93,179.19/128,583.27 = 52,892.22/x
  3. Step 3: Cross multiply
    93,179.19x = 128,583.27 × 52,892.22
  4. Step 4: Simplify right side
    93,179.19x = 6,801,054,605.16
  5. Step 5: Solve for x
    x = 6,801,054,605.16/93,179.19
  6. Step 6: Final answer
    x = 72,988.99

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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.