Home / 98,914.89-136,501.47-53,590.17

Finding the Fourth Proportional to 98,914.89, 136,501.47 and 53,590.17

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Solution

The fourth proportional to 98,914.89, 136,501.47 and 53,590.17 is: 73,953.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,914.89 : 136,501.47 = 53,590.17 : x
  2. Step 2: Convert to fraction form
    98,914.89/136,501.47 = 53,590.17/x
  3. Step 3: Cross multiply
    98,914.89x = 136,501.47 × 53,590.17
  4. Step 4: Simplify right side
    98,914.89x = 7,315,136,982.55
  5. Step 5: Solve for x
    x = 7,315,136,982.55/98,914.89
  6. Step 6: Final answer
    x = 73,953.85

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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.