Home / 106,531.04-147,030.72-64,093.52

Finding the Fourth Proportional to 106,531.04, 147,030.72 and 64,093.52

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Solution

The fourth proportional to 106,531.04, 147,030.72 and 64,093.52 is: 88,459.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,531.04 : 147,030.72 = 64,093.52 : x
  2. Step 2: Convert to fraction form
    106,531.04/147,030.72 = 64,093.52/x
  3. Step 3: Cross multiply
    106,531.04x = 147,030.72 × 64,093.52
  4. Step 4: Simplify right side
    106,531.04x = 9,423,716,392.93
  5. Step 5: Solve for x
    x = 9,423,716,392.93/106,531.04
  6. Step 6: Final answer
    x = 88,459.82

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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.