Home / 112,206.08-154,853.64-63,823.16

Finding the Fourth Proportional to 112,206.08, 154,853.64 and 63,823.16

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Solution

The fourth proportional to 112,206.08, 154,853.64 and 63,823.16 is: 88,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,206.08 : 154,853.64 = 63,823.16 : x
  2. Step 2: Convert to fraction form
    112,206.08/154,853.64 = 63,823.16/x
  3. Step 3: Cross multiply
    112,206.08x = 154,853.64 × 63,823.16
  4. Step 4: Simplify right side
    112,206.08x = 9,883,249,029.44
  5. Step 5: Solve for x
    x = 9,883,249,029.44/112,206.08
  6. Step 6: Final answer
    x = 88,081.22

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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.