Home / 52,357.13-72,252.47-28,483.89

Finding the Fourth Proportional to 52,357.13, 72,252.47 and 28,483.89

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Solution

The fourth proportional to 52,357.13, 72,252.47 and 28,483.89 is: 39,307.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,357.13 : 72,252.47 = 28,483.89 : x
  2. Step 2: Convert to fraction form
    52,357.13/72,252.47 = 28,483.89/x
  3. Step 3: Cross multiply
    52,357.13x = 72,252.47 × 28,483.89
  4. Step 4: Simplify right side
    52,357.13x = 2,058,031,265.29
  5. Step 5: Solve for x
    x = 2,058,031,265.29/52,357.13
  6. Step 6: Final answer
    x = 39,307.57

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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.