Home / 52,358.90-72,254.48-28,485.36

Finding the Fourth Proportional to 52,358.90, 72,254.48 and 28,485.36

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Solution

The fourth proportional to 52,358.90, 72,254.48 and 28,485.36 is: 39,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,358.90 : 72,254.48 = 28,485.36 : x
  2. Step 2: Convert to fraction form
    52,358.90/72,254.48 = 28,485.36/x
  3. Step 3: Cross multiply
    52,358.90x = 72,254.48 × 28,485.36
  4. Step 4: Simplify right side
    52,358.90x = 2,058,194,731.99
  5. Step 5: Solve for x
    x = 2,058,194,731.99/52,358.90
  6. Step 6: Final answer
    x = 39,309.36

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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.