Home / 180,345.83-248,863.52-99,771.63

Finding the Fourth Proportional to 180,345.83, 248,863.52 and 99,771.63

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Solution

The fourth proportional to 180,345.83, 248,863.52 and 99,771.63 is: 137,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,345.83 : 248,863.52 = 99,771.63 : x
  2. Step 2: Convert to fraction form
    180,345.83/248,863.52 = 99,771.63/x
  3. Step 3: Cross multiply
    180,345.83x = 248,863.52 × 99,771.63
  4. Step 4: Simplify right side
    180,345.83x = 24,829,518,354.13
  5. Step 5: Solve for x
    x = 24,829,518,354.13/180,345.83
  6. Step 6: Final answer
    x = 137,677.26

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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.