Home / 118,334.04-163,304.91-64,623.12

Finding the Fourth Proportional to 118,334.04, 163,304.91 and 64,623.12

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Solution

The fourth proportional to 118,334.04, 163,304.91 and 64,623.12 is: 89,182.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,334.04 : 163,304.91 = 64,623.12 : x
  2. Step 2: Convert to fraction form
    118,334.04/163,304.91 = 64,623.12/x
  3. Step 3: Cross multiply
    118,334.04x = 163,304.91 × 64,623.12
  4. Step 4: Simplify right side
    118,334.04x = 10,553,272,795.52
  5. Step 5: Solve for x
    x = 10,553,272,795.52/118,334.04
  6. Step 6: Final answer
    x = 89,182.05

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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.