Home / 88,830.90-122,547.27-53,000.08

Finding the Fourth Proportional to 88,830.90, 122,547.27 and 53,000.08

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Solution

The fourth proportional to 88,830.90, 122,547.27 and 53,000.08 is: 73,116.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,830.90 : 122,547.27 = 53,000.08 : x
  2. Step 2: Convert to fraction form
    88,830.90/122,547.27 = 53,000.08/x
  3. Step 3: Cross multiply
    88,830.90x = 122,547.27 × 53,000.08
  4. Step 4: Simplify right side
    88,830.90x = 6,495,015,113.78
  5. Step 5: Solve for x
    x = 6,495,015,113.78/88,830.90
  6. Step 6: Final answer
    x = 73,116.62

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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.