Home / 93,235.19-128,654.89-52,392.83

Finding the Fourth Proportional to 93,235.19, 128,654.89 and 52,392.83

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Solution

The fourth proportional to 93,235.19, 128,654.89 and 52,392.83 is: 72,296.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,235.19 : 128,654.89 = 52,392.83 : x
  2. Step 2: Convert to fraction form
    93,235.19/128,654.89 = 52,392.83/x
  3. Step 3: Cross multiply
    93,235.19x = 128,654.89 × 52,392.83
  4. Step 4: Simplify right side
    93,235.19x = 6,740,593,006.18
  5. Step 5: Solve for x
    x = 6,740,593,006.18/93,235.19
  6. Step 6: Final answer
    x = 72,296.67

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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.