Home / 119,488.86-164,885.55-68,501.10

Finding the Fourth Proportional to 119,488.86, 164,885.55 and 68,501.10

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Solution

The fourth proportional to 119,488.86, 164,885.55 and 68,501.10 is: 94,526.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,488.86 : 164,885.55 = 68,501.10 : x
  2. Step 2: Convert to fraction form
    119,488.86/164,885.55 = 68,501.10/x
  3. Step 3: Cross multiply
    119,488.86x = 164,885.55 × 68,501.10
  4. Step 4: Simplify right side
    119,488.86x = 11,294,841,549.11
  5. Step 5: Solve for x
    x = 11,294,841,549.11/119,488.86
  6. Step 6: Final answer
    x = 94,526.31

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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.