Home / 93,040.14-128,392.65-52,757.58

Finding the Fourth Proportional to 93,040.14, 128,392.65 and 52,757.58

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Solution

The fourth proportional to 93,040.14, 128,392.65 and 52,757.58 is: 72,803.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,040.14 : 128,392.65 = 52,757.58 : x
  2. Step 2: Convert to fraction form
    93,040.14/128,392.65 = 52,757.58/x
  3. Step 3: Cross multiply
    93,040.14x = 128,392.65 × 52,757.58
  4. Step 4: Simplify right side
    93,040.14x = 6,773,685,503.79
  5. Step 5: Solve for x
    x = 6,773,685,503.79/93,040.14
  6. Step 6: Final answer
    x = 72,803.90

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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.