Home / 81,875.36-112,981.91-46,058.46

Finding the Fourth Proportional to 81,875.36, 112,981.91 and 46,058.46

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Solution

The fourth proportional to 81,875.36, 112,981.91 and 46,058.46 is: 63,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,875.36 : 112,981.91 = 46,058.46 : x
  2. Step 2: Convert to fraction form
    81,875.36/112,981.91 = 46,058.46/x
  3. Step 3: Cross multiply
    81,875.36x = 112,981.91 × 46,058.46
  4. Step 4: Simplify right side
    81,875.36x = 5,203,772,552.17
  5. Step 5: Solve for x
    x = 5,203,772,552.17/81,875.36
  6. Step 6: Final answer
    x = 63,557.25

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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.