Home / 98,875.83-136,447.56-53,552.69

Finding the Fourth Proportional to 98,875.83, 136,447.56 and 53,552.69

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Solution

The fourth proportional to 98,875.83, 136,447.56 and 53,552.69 is: 73,902.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,875.83 : 136,447.56 = 53,552.69 : x
  2. Step 2: Convert to fraction form
    98,875.83/136,447.56 = 53,552.69/x
  3. Step 3: Cross multiply
    98,875.83x = 136,447.56 × 53,552.69
  4. Step 4: Simplify right side
    98,875.83x = 7,307,133,199.70
  5. Step 5: Solve for x
    x = 7,307,133,199.70/98,875.83
  6. Step 6: Final answer
    x = 73,902.12

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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.