Home / 92,365.79-127,466.20-54,116.18

Finding the Fourth Proportional to 92,365.79, 127,466.20 and 54,116.18

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Solution

The fourth proportional to 92,365.79, 127,466.20 and 54,116.18 is: 74,681.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,365.79 : 127,466.20 = 54,116.18 : x
  2. Step 2: Convert to fraction form
    92,365.79/127,466.20 = 54,116.18/x
  3. Step 3: Cross multiply
    92,365.79x = 127,466.20 × 54,116.18
  4. Step 4: Simplify right side
    92,365.79x = 6,897,984,209.43
  5. Step 5: Solve for x
    x = 6,897,984,209.43/92,365.79
  6. Step 6: Final answer
    x = 74,681.16

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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.