Home / 43,186.84-64,633.95-26,557.40

Finding the Fourth Proportional to 43,186.84, 64,633.95 and 26,557.40

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Solution

The fourth proportional to 43,186.84, 64,633.95 and 26,557.40 is: 39,746.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,186.84 : 64,633.95 = 26,557.40 : x
  2. Step 2: Convert to fraction form
    43,186.84/64,633.95 = 26,557.40/x
  3. Step 3: Cross multiply
    43,186.84x = 64,633.95 × 26,557.40
  4. Step 4: Simplify right side
    43,186.84x = 1,716,509,825.31
  5. Step 5: Solve for x
    x = 1,716,509,825.31/43,186.84
  6. Step 6: Final answer
    x = 39,746.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.