Home / 157,065.70-235,509.06-107,206.18

Finding the Fourth Proportional to 157,065.70, 235,509.06 and 107,206.18

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Solution

The fourth proportional to 157,065.70, 235,509.06 and 107,206.18 is: 160,748.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,065.70 : 235,509.06 = 107,206.18 : x
  2. Step 2: Convert to fraction form
    157,065.70/235,509.06 = 107,206.18/x
  3. Step 3: Cross multiply
    157,065.70x = 235,509.06 × 107,206.18
  4. Step 4: Simplify right side
    157,065.70x = 25,248,026,677.99
  5. Step 5: Solve for x
    x = 25,248,026,677.99/157,065.70
  6. Step 6: Final answer
    x = 160,748.19

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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.