Home / 64,986.68-97,483.58-20,610.22

Finding the Fourth Proportional to 64,986.68, 97,483.58 and 20,610.22

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Solution

The fourth proportional to 64,986.68, 97,483.58 and 20,610.22 is: 30,916.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,986.68 : 97,483.58 = 20,610.22 : x
  2. Step 2: Convert to fraction form
    64,986.68/97,483.58 = 20,610.22/x
  3. Step 3: Cross multiply
    64,986.68x = 97,483.58 × 20,610.22
  4. Step 4: Simplify right side
    64,986.68x = 2,009,158,030.19
  5. Step 5: Solve for x
    x = 2,009,158,030.19/64,986.68
  6. Step 6: Final answer
    x = 30,916.46

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1.5x scale

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.