Home / 98,551.03-136,000.58-56,109.58

Finding the Fourth Proportional to 98,551.03, 136,000.58 and 56,109.58

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Solution

The fourth proportional to 98,551.03, 136,000.58 and 56,109.58 is: 77,431.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,551.03 : 136,000.58 = 56,109.58 : x
  2. Step 2: Convert to fraction form
    98,551.03/136,000.58 = 56,109.58/x
  3. Step 3: Cross multiply
    98,551.03x = 136,000.58 × 56,109.58
  4. Step 4: Simplify right side
    98,551.03x = 7,630,935,423.56
  5. Step 5: Solve for x
    x = 7,630,935,423.56/98,551.03
  6. Step 6: Final answer
    x = 77,431.31

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1.5x scale

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.