Home / 163,641.06-225,547.13-124,865.55

Finding the Fourth Proportional to 163,641.06, 225,547.13 and 124,865.55

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Solution

The fourth proportional to 163,641.06, 225,547.13 and 124,865.55 is: 172,102.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,641.06 : 225,547.13 = 124,865.55 : x
  2. Step 2: Convert to fraction form
    163,641.06/225,547.13 = 124,865.55/x
  3. Step 3: Cross multiply
    163,641.06x = 225,547.13 × 124,865.55
  4. Step 4: Simplify right side
    163,641.06x = 28,163,066,750.54
  5. Step 5: Solve for x
    x = 28,163,066,750.54/163,641.06
  6. Step 6: Final answer
    x = 172,102.69

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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.