Home / 48,498.08-72,746.91-13,437.63

Finding the Fourth Proportional to 48,498.08, 72,746.91 and 13,437.63

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Solution

The fourth proportional to 48,498.08, 72,746.91 and 13,437.63 is: 20,156.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,498.08 : 72,746.91 = 13,437.63 : x
  2. Step 2: Convert to fraction form
    48,498.08/72,746.91 = 13,437.63/x
  3. Step 3: Cross multiply
    48,498.08x = 72,746.91 × 13,437.63
  4. Step 4: Simplify right side
    48,498.08x = 977,546,060.22
  5. Step 5: Solve for x
    x = 977,546,060.22/48,498.08
  6. Step 6: Final answer
    x = 20,156.39

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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.