Home / 106,523.69-147,011.51-61,210.47

Finding the Fourth Proportional to 106,523.69, 147,011.51 and 61,210.47

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Solution

The fourth proportional to 106,523.69, 147,011.51 and 61,210.47 is: 84,475.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,523.69 : 147,011.51 = 61,210.47 : x
  2. Step 2: Convert to fraction form
    106,523.69/147,011.51 = 61,210.47/x
  3. Step 3: Cross multiply
    106,523.69x = 147,011.51 × 61,210.47
  4. Step 4: Simplify right side
    106,523.69x = 8,998,643,316.46
  5. Step 5: Solve for x
    x = 8,998,643,316.46/106,523.69
  6. Step 6: Final answer
    x = 84,475.52

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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.