Home / 177,856.12-245,428.14-97,279.48

Finding the Fourth Proportional to 177,856.12, 245,428.14 and 97,279.48

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Solution

The fourth proportional to 177,856.12, 245,428.14 and 97,279.48 is: 134,238.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,856.12 : 245,428.14 = 97,279.48 : x
  2. Step 2: Convert to fraction form
    177,856.12/245,428.14 = 97,279.48/x
  3. Step 3: Cross multiply
    177,856.12x = 245,428.14 × 97,279.48
  4. Step 4: Simplify right side
    177,856.12x = 23,875,121,836.57
  5. Step 5: Solve for x
    x = 23,875,121,836.57/177,856.12
  6. Step 6: Final answer
    x = 134,238.40

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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.