Home / 52,813.40-72,875.55-31,584.92

Finding the Fourth Proportional to 52,813.40, 72,875.55 and 31,584.92

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Solution

The fourth proportional to 52,813.40, 72,875.55 and 31,584.92 is: 43,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,813.40 : 72,875.55 = 31,584.92 : x
  2. Step 2: Convert to fraction form
    52,813.40/72,875.55 = 31,584.92/x
  3. Step 3: Cross multiply
    52,813.40x = 72,875.55 × 31,584.92
  4. Step 4: Simplify right side
    52,813.40x = 2,301,768,416.71
  5. Step 5: Solve for x
    x = 2,301,768,416.71/52,813.40
  6. Step 6: Final answer
    x = 43,583.04

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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.