Home / 97,627.10-146,437.88-31,071.20

Finding the Fourth Proportional to 97,627.10, 146,437.88 and 31,071.20

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Solution

The fourth proportional to 97,627.10, 146,437.88 and 31,071.20 is: 46,605.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,627.10 : 146,437.88 = 31,071.20 : x
  2. Step 2: Convert to fraction form
    97,627.10/146,437.88 = 31,071.20/x
  3. Step 3: Cross multiply
    97,627.10x = 146,437.88 × 31,071.20
  4. Step 4: Simplify right side
    97,627.10x = 4,549,999,769.51
  5. Step 5: Solve for x
    x = 4,549,999,769.51/97,627.10
  6. Step 6: Final answer
    x = 46,605.91

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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.