Home / 63,518.47-95,281.35-19,140.60

Finding the Fourth Proportional to 63,518.47, 95,281.35 and 19,140.60

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Solution

The fourth proportional to 63,518.47, 95,281.35 and 19,140.60 is: 28,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,518.47 : 95,281.35 = 19,140.60 : x
  2. Step 2: Convert to fraction form
    63,518.47/95,281.35 = 19,140.60/x
  3. Step 3: Cross multiply
    63,518.47x = 95,281.35 × 19,140.60
  4. Step 4: Simplify right side
    63,518.47x = 1,823,742,207.81
  5. Step 5: Solve for x
    x = 1,823,742,207.81/63,518.47
  6. Step 6: Final answer
    x = 28,712.00

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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.