Home / 178,165.36-245,868-97,597.84

Finding the Fourth Proportional to 178,165.36, 245,868 and 97,597.84

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Solution

The fourth proportional to 178,165.36, 245,868 and 97,597.84 is: 134,684.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,165.36 : 245,868 = 97,597.84 : x
  2. Step 2: Convert to fraction form
    178,165.36/245,868 = 97,597.84/x
  3. Step 3: Cross multiply
    178,165.36x = 245,868 × 97,597.84
  4. Step 4: Simplify right side
    178,165.36x = 23,996,185,725.12
  5. Step 5: Solve for x
    x = 23,996,185,725.12/178,165.36
  6. Step 6: Final answer
    x = 134,684.91

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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.