Home / 88,316.56-121,877.32-48,030.64

Finding the Fourth Proportional to 88,316.56, 121,877.32 and 48,030.64

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Solution

The fourth proportional to 88,316.56, 121,877.32 and 48,030.64 is: 66,282.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,316.56 : 121,877.32 = 48,030.64 : x
  2. Step 2: Convert to fraction form
    88,316.56/121,877.32 = 48,030.64/x
  3. Step 3: Cross multiply
    88,316.56x = 121,877.32 × 48,030.64
  4. Step 4: Simplify right side
    88,316.56x = 5,853,845,681.08
  5. Step 5: Solve for x
    x = 5,853,845,681.08/88,316.56
  6. Step 6: Final answer
    x = 66,282.54

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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.