Home / 125,051.40-172,592.73-74,092.82

Finding the Fourth Proportional to 125,051.40, 172,592.73 and 74,092.82

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Solution

The fourth proportional to 125,051.40, 172,592.73 and 74,092.82 is: 102,261.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,051.40 : 172,592.73 = 74,092.82 : x
  2. Step 2: Convert to fraction form
    125,051.40/172,592.73 = 74,092.82/x
  3. Step 3: Cross multiply
    125,051.40x = 172,592.73 × 74,092.82
  4. Step 4: Simplify right side
    125,051.40x = 12,787,881,214.24
  5. Step 5: Solve for x
    x = 12,787,881,214.24/125,051.40
  6. Step 6: Final answer
    x = 102,261.00

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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.