Home / 186,319.98-257,126.19-101,441.70

Finding the Fourth Proportional to 186,319.98, 257,126.19 and 101,441.70

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Solution

The fourth proportional to 186,319.98, 257,126.19 and 101,441.70 is: 139,992.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,319.98 : 257,126.19 = 101,441.70 : x
  2. Step 2: Convert to fraction form
    186,319.98/257,126.19 = 101,441.70/x
  3. Step 3: Cross multiply
    186,319.98x = 257,126.19 × 101,441.70
  4. Step 4: Simplify right side
    186,319.98x = 26,083,317,828.12
  5. Step 5: Solve for x
    x = 26,083,317,828.12/186,319.98
  6. Step 6: Final answer
    x = 139,992.06

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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.