Home / 112,063.37-154,642.94-61,075.01

Finding the Fourth Proportional to 112,063.37, 154,642.94 and 61,075.01

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Solution

The fourth proportional to 112,063.37, 154,642.94 and 61,075.01 is: 84,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,063.37 : 154,642.94 = 61,075.01 : x
  2. Step 2: Convert to fraction form
    112,063.37/154,642.94 = 61,075.01/x
  3. Step 3: Cross multiply
    112,063.37x = 154,642.94 × 61,075.01
  4. Step 4: Simplify right side
    112,063.37x = 9,444,818,028.34
  5. Step 5: Solve for x
    x = 9,444,818,028.34/112,063.37
  6. Step 6: Final answer
    x = 84,281.05

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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.