Home / 163,823.08-245,437.98-75,150.76

Finding the Fourth Proportional to 163,823.08, 245,437.98 and 75,150.76

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Solution

The fourth proportional to 163,823.08, 245,437.98 and 75,150.76 is: 112,590.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,823.08 : 245,437.98 = 75,150.76 : x
  2. Step 2: Convert to fraction form
    163,823.08/245,437.98 = 75,150.76/x
  3. Step 3: Cross multiply
    163,823.08x = 245,437.98 × 75,150.76
  4. Step 4: Simplify right side
    163,823.08x = 18,444,850,729.86
  5. Step 5: Solve for x
    x = 18,444,850,729.86/163,823.08
  6. Step 6: Final answer
    x = 112,590.06

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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.