Home / 109,283.72-163,925.04-34,410.20

Finding the Fourth Proportional to 109,283.72, 163,925.04 and 34,410.20

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Solution

The fourth proportional to 109,283.72, 163,925.04 and 34,410.20 is: 51,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,283.72 : 163,925.04 = 34,410.20 : x
  2. Step 2: Convert to fraction form
    109,283.72/163,925.04 = 34,410.20/x
  3. Step 3: Cross multiply
    109,283.72x = 163,925.04 × 34,410.20
  4. Step 4: Simplify right side
    109,283.72x = 5,640,693,411.41
  5. Step 5: Solve for x
    x = 5,640,693,411.41/109,283.72
  6. Step 6: Final answer
    x = 51,615.13

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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.