Home / 177,976.10-245,607.12-97,403.59

Finding the Fourth Proportional to 177,976.10, 245,607.12 and 97,403.59

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Solution

The fourth proportional to 177,976.10, 245,607.12 and 97,403.59 is: 134,417.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,976.10 : 245,607.12 = 97,403.59 : x
  2. Step 2: Convert to fraction form
    177,976.10/245,607.12 = 97,403.59/x
  3. Step 3: Cross multiply
    177,976.10x = 245,607.12 × 97,403.59
  4. Step 4: Simplify right side
    177,976.10x = 23,923,013,989.53
  5. Step 5: Solve for x
    x = 23,923,013,989.53/177,976.10
  6. Step 6: Final answer
    x = 134,417.00

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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.