Home / 92,710.02-127,942.34-52,429.78

Finding the Fourth Proportional to 92,710.02, 127,942.34 and 52,429.78

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Solution

The fourth proportional to 92,710.02, 127,942.34 and 52,429.78 is: 72,354.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,710.02 : 127,942.34 = 52,429.78 : x
  2. Step 2: Convert to fraction form
    92,710.02/127,942.34 = 52,429.78/x
  3. Step 3: Cross multiply
    92,710.02x = 127,942.34 × 52,429.78
  4. Step 4: Simplify right side
    92,710.02x = 6,707,988,636.66
  5. Step 5: Solve for x
    x = 6,707,988,636.66/92,710.02
  6. Step 6: Final answer
    x = 72,354.52

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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.