Home / 93,475.01-128,998.35-53,194.57

Finding the Fourth Proportional to 93,475.01, 128,998.35 and 53,194.57

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Solution

The fourth proportional to 93,475.01, 128,998.35 and 53,194.57 is: 73,410.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,475.01 : 128,998.35 = 53,194.57 : x
  2. Step 2: Convert to fraction form
    93,475.01/128,998.35 = 53,194.57/x
  3. Step 3: Cross multiply
    93,475.01x = 128,998.35 × 53,194.57
  4. Step 4: Simplify right side
    93,475.01x = 6,862,011,436.46
  5. Step 5: Solve for x
    x = 6,862,011,436.46/93,475.01
  6. Step 6: Final answer
    x = 73,410.12

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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.