Home / 187,551.63-258,822.98-111,075.08

Finding the Fourth Proportional to 187,551.63, 258,822.98 and 111,075.08

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Solution

The fourth proportional to 187,551.63, 258,822.98 and 111,075.08 is: 153,284.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,551.63 : 258,822.98 = 111,075.08 : x
  2. Step 2: Convert to fraction form
    187,551.63/258,822.98 = 111,075.08/x
  3. Step 3: Cross multiply
    187,551.63x = 258,822.98 × 111,075.08
  4. Step 4: Simplify right side
    187,551.63x = 28,748,782,192.91
  5. Step 5: Solve for x
    x = 28,748,782,192.91/187,551.63
  6. Step 6: Final answer
    x = 153,284.63

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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.