Home / 148,670.08-205,234.52-99,695.06

Finding the Fourth Proportional to 148,670.08, 205,234.52 and 99,695.06

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Solution

The fourth proportional to 148,670.08, 205,234.52 and 99,695.06 is: 137,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,670.08 : 205,234.52 = 99,695.06 : x
  2. Step 2: Convert to fraction form
    148,670.08/205,234.52 = 99,695.06/x
  3. Step 3: Cross multiply
    148,670.08x = 205,234.52 × 99,695.06
  4. Step 4: Simplify right side
    148,670.08x = 20,460,867,785.47
  5. Step 5: Solve for x
    x = 20,460,867,785.47/148,670.08
  6. Step 6: Final answer
    x = 137,626.00

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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.