Home / 63,495.08-87,663.06-40,873.40

Finding the Fourth Proportional to 63,495.08, 87,663.06 and 40,873.40

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Solution

The fourth proportional to 63,495.08, 87,663.06 and 40,873.40 is: 56,430.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,495.08 : 87,663.06 = 40,873.40 : x
  2. Step 2: Convert to fraction form
    63,495.08/87,663.06 = 40,873.40/x
  3. Step 3: Cross multiply
    63,495.08x = 87,663.06 × 40,873.40
  4. Step 4: Simplify right side
    63,495.08x = 3,583,087,316.60
  5. Step 5: Solve for x
    x = 3,583,087,316.60/63,495.08
  6. Step 6: Final answer
    x = 56,430.94

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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.