Home / 104,724.64-144,607.20-97,126.72

Finding the Fourth Proportional to 104,724.64, 144,607.20 and 97,126.72

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Solution

The fourth proportional to 104,724.64, 144,607.20 and 97,126.72 is: 134,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,724.64 : 144,607.20 = 97,126.72 : x
  2. Step 2: Convert to fraction form
    104,724.64/144,607.20 = 97,126.72/x
  3. Step 3: Cross multiply
    104,724.64x = 144,607.20 × 97,126.72
  4. Step 4: Simplify right side
    104,724.64x = 14,045,223,024.38
  5. Step 5: Solve for x
    x = 14,045,223,024.38/104,724.64
  6. Step 6: Final answer
    x = 134,115.74

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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.