Home / 53,619.36-73,988.40-29,740.32

Finding the Fourth Proportional to 53,619.36, 73,988.40 and 29,740.32

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Solution

The fourth proportional to 53,619.36, 73,988.40 and 29,740.32 is: 41,038.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,619.36 : 73,988.40 = 29,740.32 : x
  2. Step 2: Convert to fraction form
    53,619.36/73,988.40 = 29,740.32/x
  3. Step 3: Cross multiply
    53,619.36x = 73,988.40 × 29,740.32
  4. Step 4: Simplify right side
    53,619.36x = 2,200,438,692.29
  5. Step 5: Solve for x
    x = 2,200,438,692.29/53,619.36
  6. Step 6: Final answer
    x = 41,038.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.