Home / 52,848.79-72,929.39-28,974.94

Finding the Fourth Proportional to 52,848.79, 72,929.39 and 28,974.94

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Solution

The fourth proportional to 52,848.79, 72,929.39 and 28,974.94 is: 39,984.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,848.79 : 72,929.39 = 28,974.94 : x
  2. Step 2: Convert to fraction form
    52,848.79/72,929.39 = 28,974.94/x
  3. Step 3: Cross multiply
    52,848.79x = 72,929.39 × 28,974.94
  4. Step 4: Simplify right side
    52,848.79x = 2,113,124,699.49
  5. Step 5: Solve for x
    x = 2,113,124,699.49/52,848.79
  6. Step 6: Final answer
    x = 39,984.35

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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.