Home / 186,485.10-257,352.39-101,602.14

Finding the Fourth Proportional to 186,485.10, 257,352.39 and 101,602.14

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Solution

The fourth proportional to 186,485.10, 257,352.39 and 101,602.14 is: 140,212.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,485.10 : 257,352.39 = 101,602.14 : x
  2. Step 2: Convert to fraction form
    186,485.10/257,352.39 = 101,602.14/x
  3. Step 3: Cross multiply
    186,485.10x = 257,352.39 × 101,602.14
  4. Step 4: Simplify right side
    186,485.10x = 26,147,553,558.11
  5. Step 5: Solve for x
    x = 26,147,553,558.11/186,485.10
  6. Step 6: Final answer
    x = 140,212.56

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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.