Home / 157,879.24-217,873.22-89,892.76

Finding the Fourth Proportional to 157,879.24, 217,873.22 and 89,892.76

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Solution

The fourth proportional to 157,879.24, 217,873.22 and 89,892.76 is: 124,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,879.24 : 217,873.22 = 89,892.76 : x
  2. Step 2: Convert to fraction form
    157,879.24/217,873.22 = 89,892.76/x
  3. Step 3: Cross multiply
    157,879.24x = 217,873.22 × 89,892.76
  4. Step 4: Simplify right side
    157,879.24x = 19,585,225,075.89
  5. Step 5: Solve for x
    x = 19,585,225,075.89/157,879.24
  6. Step 6: Final answer
    x = 124,051.93

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Double scale
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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.