Home / 157,066.70-235,510.56-107,207.18

Finding the Fourth Proportional to 157,066.70, 235,510.56 and 107,207.18

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Solution

The fourth proportional to 157,066.70, 235,510.56 and 107,207.18 is: 160,749.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,066.70 : 235,510.56 = 107,207.18 : x
  2. Step 2: Convert to fraction form
    157,066.70/235,510.56 = 107,207.18/x
  3. Step 3: Cross multiply
    157,066.70x = 235,510.56 × 107,207.18
  4. Step 4: Simplify right side
    157,066.70x = 25,248,422,997.82
  5. Step 5: Solve for x
    x = 25,248,422,997.82/157,066.70
  6. Step 6: Final answer
    x = 160,749.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.