Home / 186,475.01-257,328.65-113,999.35

Finding the Fourth Proportional to 186,475.01, 257,328.65 and 113,999.35

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Solution

The fourth proportional to 186,475.01, 257,328.65 and 113,999.35 is: 157,314.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,475.01 : 257,328.65 = 113,999.35 : x
  2. Step 2: Convert to fraction form
    186,475.01/257,328.65 = 113,999.35/x
  3. Step 3: Cross multiply
    186,475.01x = 257,328.65 × 113,999.35
  4. Step 4: Simplify right side
    186,475.01x = 29,335,298,319.30
  5. Step 5: Solve for x
    x = 29,335,298,319.30/186,475.01
  6. Step 6: Final answer
    x = 157,314.90

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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.