Home / 93,236.03-128,675.01-56,935.47

Finding the Fourth Proportional to 93,236.03, 128,675.01 and 56,935.47

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Solution

The fourth proportional to 93,236.03, 128,675.01 and 56,935.47 is: 78,576.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,236.03 : 128,675.01 = 56,935.47 : x
  2. Step 2: Convert to fraction form
    93,236.03/128,675.01 = 56,935.47/x
  3. Step 3: Cross multiply
    93,236.03x = 128,675.01 × 56,935.47
  4. Step 4: Simplify right side
    93,236.03x = 7,326,172,171.60
  5. Step 5: Solve for x
    x = 7,326,172,171.60/93,236.03
  6. Step 6: Final answer
    x = 78,576.62

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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.