Home / 92,888.16-128,194.02-52,611.72

Finding the Fourth Proportional to 92,888.16, 128,194.02 and 52,611.72

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Solution

The fourth proportional to 92,888.16, 128,194.02 and 52,611.72 is: 72,608.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,888.16 : 128,194.02 = 52,611.72 : x
  2. Step 2: Convert to fraction form
    92,888.16/128,194.02 = 52,611.72/x
  3. Step 3: Cross multiply
    92,888.16x = 128,194.02 × 52,611.72
  4. Step 4: Simplify right side
    92,888.16x = 6,744,507,885.91
  5. Step 5: Solve for x
    x = 6,744,507,885.91/92,888.16
  6. Step 6: Final answer
    x = 72,608.91

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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.