Home / 93,563.64-129,103.74-53,278.92

Finding the Fourth Proportional to 93,563.64, 129,103.74 and 53,278.92

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Solution

The fourth proportional to 93,563.64, 129,103.74 and 53,278.92 is: 73,516.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,563.64 : 129,103.74 = 53,278.92 : x
  2. Step 2: Convert to fraction form
    93,563.64/129,103.74 = 53,278.92/x
  3. Step 3: Cross multiply
    93,563.64x = 129,103.74 × 53,278.92
  4. Step 4: Simplify right side
    93,563.64x = 6,878,507,835.16
  5. Step 5: Solve for x
    x = 6,878,507,835.16/93,563.64
  6. Step 6: Final answer
    x = 73,516.89

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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.