Home / 180,411.10-248,967.80-99,844.18

Finding the Fourth Proportional to 180,411.10, 248,967.80 and 99,844.18

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Solution

The fourth proportional to 180,411.10, 248,967.80 and 99,844.18 is: 137,785.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,411.10 : 248,967.80 = 99,844.18 : x
  2. Step 2: Convert to fraction form
    180,411.10/248,967.80 = 99,844.18/x
  3. Step 3: Cross multiply
    180,411.10x = 248,967.80 × 99,844.18
  4. Step 4: Simplify right side
    180,411.10x = 24,857,985,837.40
  5. Step 5: Solve for x
    x = 24,857,985,837.40/180,411.10
  6. Step 6: Final answer
    x = 137,785.24

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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.