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Finding the Fourth Proportional to 60,960, 84,159.36 and 46,030.08

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Solution

The fourth proportional to 60,960, 84,159.36 and 46,030.08 is: 63,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,960 : 84,159.36 = 46,030.08 : x
  2. Step 2: Convert to fraction form
    60,960/84,159.36 = 46,030.08/x
  3. Step 3: Cross multiply
    60,960x = 84,159.36 × 46,030.08
  4. Step 4: Simplify right side
    60,960x = 3,873,862,073.55
  5. Step 5: Solve for x
    x = 3,873,862,073.55/60,960
  6. Step 6: Final answer
    x = 63,547.61

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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.