Home / 48,394.49-72,875.98-42,228.06

Finding the Fourth Proportional to 48,394.49, 72,875.98 and 42,228.06

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Solution

The fourth proportional to 48,394.49, 72,875.98 and 42,228.06 is: 63,590.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,394.49 : 72,875.98 = 42,228.06 : x
  2. Step 2: Convert to fraction form
    48,394.49/72,875.98 = 42,228.06/x
  3. Step 3: Cross multiply
    48,394.49x = 72,875.98 × 42,228.06
  4. Step 4: Simplify right side
    48,394.49x = 3,077,411,256.00
  5. Step 5: Solve for x
    x = 3,077,411,256.00/48,394.49
  6. Step 6: Final answer
    x = 63,590.12

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.