Home / 66,802.08-92,186.16-36,587.28

Finding the Fourth Proportional to 66,802.08, 92,186.16 and 36,587.28

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Solution

The fourth proportional to 66,802.08, 92,186.16 and 36,587.28 is: 50,490.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,802.08 : 92,186.16 = 36,587.28 : x
  2. Step 2: Convert to fraction form
    66,802.08/92,186.16 = 36,587.28/x
  3. Step 3: Cross multiply
    66,802.08x = 92,186.16 × 36,587.28
  4. Step 4: Simplify right side
    66,802.08x = 3,372,840,848.04
  5. Step 5: Solve for x
    x = 3,372,840,848.04/66,802.08
  6. Step 6: Final answer
    x = 50,490.06

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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.