Home / 171,386.08-236,521.84-107,700.32

Finding the Fourth Proportional to 171,386.08, 236,521.84 and 107,700.32

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Solution

The fourth proportional to 171,386.08, 236,521.84 and 107,700.32 is: 148,632.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,386.08 : 236,521.84 = 107,700.32 : x
  2. Step 2: Convert to fraction form
    171,386.08/236,521.84 = 107,700.32/x
  3. Step 3: Cross multiply
    171,386.08x = 236,521.84 × 107,700.32
  4. Step 4: Simplify right side
    171,386.08x = 25,473,477,854.99
  5. Step 5: Solve for x
    x = 25,473,477,854.99/171,386.08
  6. Step 6: Final answer
    x = 148,632.13

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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.