Home / 62,487.09-93,721.02-20,367.06

Finding the Fourth Proportional to 62,487.09, 93,721.02 and 20,367.06

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Solution

The fourth proportional to 62,487.09, 93,721.02 and 20,367.06 is: 30,547.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,487.09 : 93,721.02 = 20,367.06 : x
  2. Step 2: Convert to fraction form
    62,487.09/93,721.02 = 20,367.06/x
  3. Step 3: Cross multiply
    62,487.09x = 93,721.02 × 20,367.06
  4. Step 4: Simplify right side
    62,487.09x = 1,908,821,637.60
  5. Step 5: Solve for x
    x = 1,908,821,637.60/62,487.09
  6. Step 6: Final answer
    x = 30,547.46

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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.