Home / 130,357.14-179,892.84-70,741.14

Finding the Fourth Proportional to 130,357.14, 179,892.84 and 70,741.14

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Solution

The fourth proportional to 130,357.14, 179,892.84 and 70,741.14 is: 97,622.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,357.14 : 179,892.84 = 70,741.14 : x
  2. Step 2: Convert to fraction form
    130,357.14/179,892.84 = 70,741.14/x
  3. Step 3: Cross multiply
    130,357.14x = 179,892.84 × 70,741.14
  4. Step 4: Simplify right side
    130,357.14x = 12,725,824,579.44
  5. Step 5: Solve for x
    x = 12,725,824,579.44/130,357.14
  6. Step 6: Final answer
    x = 97,622.77

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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.