Home / 177,701.15-245,228.03-97,129.64

Finding the Fourth Proportional to 177,701.15, 245,228.03 and 97,129.64

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Solution

The fourth proportional to 177,701.15, 245,228.03 and 97,129.64 is: 134,039.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,701.15 : 245,228.03 = 97,129.64 : x
  2. Step 2: Convert to fraction form
    177,701.15/245,228.03 = 97,129.64/x
  3. Step 3: Cross multiply
    177,701.15x = 245,228.03 × 97,129.64
  4. Step 4: Simplify right side
    177,701.15x = 23,818,908,560.02
  5. Step 5: Solve for x
    x = 23,818,908,560.02/177,701.15
  6. Step 6: Final answer
    x = 134,039.14

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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.