Home / 43,030.80-64,526.76-15,329.52

Finding the Fourth Proportional to 43,030.80, 64,526.76 and 15,329.52

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Solution

The fourth proportional to 43,030.80, 64,526.76 and 15,329.52 is: 22,987.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,030.80 : 64,526.76 = 15,329.52 : x
  2. Step 2: Convert to fraction form
    43,030.80/64,526.76 = 15,329.52/x
  3. Step 3: Cross multiply
    43,030.80x = 64,526.76 × 15,329.52
  4. Step 4: Simplify right side
    43,030.80x = 989,164,257.96
  5. Step 5: Solve for x
    x = 989,164,257.96/43,030.80
  6. Step 6: Final answer
    x = 22,987.35

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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.