Home / 92,045.12-127,065.06-69,393.32

Finding the Fourth Proportional to 92,045.12, 127,065.06 and 69,393.32

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Solution

The fourth proportional to 92,045.12, 127,065.06 and 69,393.32 is: 95,795.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,045.12 : 127,065.06 = 69,393.32 : x
  2. Step 2: Convert to fraction form
    92,045.12/127,065.06 = 69,393.32/x
  3. Step 3: Cross multiply
    92,045.12x = 127,065.06 × 69,393.32
  4. Step 4: Simplify right side
    92,045.12x = 8,817,466,369.40
  5. Step 5: Solve for x
    x = 8,817,466,369.40/92,045.12
  6. Step 6: Final answer
    x = 95,795.04

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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.