Home / 93,042.25-128,394.40-52,758.73

Finding the Fourth Proportional to 93,042.25, 128,394.40 and 52,758.73

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Solution

The fourth proportional to 93,042.25, 128,394.40 and 52,758.73 is: 72,804.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,042.25 : 128,394.40 = 52,758.73 : x
  2. Step 2: Convert to fraction form
    93,042.25/128,394.40 = 52,758.73/x
  3. Step 3: Cross multiply
    93,042.25x = 128,394.40 × 52,758.73
  4. Step 4: Simplify right side
    93,042.25x = 6,773,924,577.35
  5. Step 5: Solve for x
    x = 6,773,924,577.35/93,042.25
  6. Step 6: Final answer
    x = 72,804.82

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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.