Home / 43,005.47-64,483.61-16,679.48

Finding the Fourth Proportional to 43,005.47, 64,483.61 and 16,679.48

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Solution

The fourth proportional to 43,005.47, 64,483.61 and 16,679.48 is: 25,009.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,005.47 : 64,483.61 = 16,679.48 : x
  2. Step 2: Convert to fraction form
    43,005.47/64,483.61 = 16,679.48/x
  3. Step 3: Cross multiply
    43,005.47x = 64,483.61 × 16,679.48
  4. Step 4: Simplify right side
    43,005.47x = 1,075,552,677.51
  5. Step 5: Solve for x
    x = 1,075,552,677.51/43,005.47
  6. Step 6: Final answer
    x = 25,009.67

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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.