Home / 53,248.86-79,875.32-13,804.92

Finding the Fourth Proportional to 53,248.86, 79,875.32 and 13,804.92

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Solution

The fourth proportional to 53,248.86, 79,875.32 and 13,804.92 is: 20,707.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,248.86 : 79,875.32 = 13,804.92 : x
  2. Step 2: Convert to fraction form
    53,248.86/79,875.32 = 13,804.92/x
  3. Step 3: Cross multiply
    53,248.86x = 79,875.32 × 13,804.92
  4. Step 4: Simplify right side
    53,248.86x = 1,102,672,333.55
  5. Step 5: Solve for x
    x = 1,102,672,333.55/53,248.86
  6. Step 6: Final answer
    x = 20,707.90

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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.