Home / 98,302.08-147,365.82-38,316.72

Finding the Fourth Proportional to 98,302.08, 147,365.82 and 38,316.72

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Solution

The fourth proportional to 98,302.08, 147,365.82 and 38,316.72 is: 57,441.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,302.08 : 147,365.82 = 38,316.72 : x
  2. Step 2: Convert to fraction form
    98,302.08/147,365.82 = 38,316.72/x
  3. Step 3: Cross multiply
    98,302.08x = 147,365.82 × 38,316.72
  4. Step 4: Simplify right side
    98,302.08x = 5,646,574,862.51
  5. Step 5: Solve for x
    x = 5,646,574,862.51/98,302.08
  6. Step 6: Final answer
    x = 57,441.05

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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.