Home / 92,854.02-128,146.48-52,574.88

Finding the Fourth Proportional to 92,854.02, 128,146.48 and 52,574.88

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Solution

The fourth proportional to 92,854.02, 128,146.48 and 52,574.88 is: 72,557.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,854.02 : 128,146.48 = 52,574.88 : x
  2. Step 2: Convert to fraction form
    92,854.02/128,146.48 = 52,574.88/x
  3. Step 3: Cross multiply
    92,854.02x = 128,146.48 × 52,574.88
  4. Step 4: Simplify right side
    92,854.02x = 6,737,285,808.42
  5. Step 5: Solve for x
    x = 6,737,285,808.42/92,854.02
  6. Step 6: Final answer
    x = 72,557.83

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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.