Home / 109,088.40-163,632.60-62,432.40

Finding the Fourth Proportional to 109,088.40, 163,632.60 and 62,432.40

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Solution

The fourth proportional to 109,088.40, 163,632.60 and 62,432.40 is: 93,648.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,088.40 : 163,632.60 = 62,432.40 : x
  2. Step 2: Convert to fraction form
    109,088.40/163,632.60 = 62,432.40/x
  3. Step 3: Cross multiply
    109,088.40x = 163,632.60 × 62,432.40
  4. Step 4: Simplify right side
    109,088.40x = 10,215,975,936.24
  5. Step 5: Solve for x
    x = 10,215,975,936.24/109,088.40
  6. Step 6: Final answer
    x = 93,648.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.