Home / 98,646.10-136,099.51-60,365.70

Finding the Fourth Proportional to 98,646.10, 136,099.51 and 60,365.70

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Solution

The fourth proportional to 98,646.10, 136,099.51 and 60,365.70 is: 83,285.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,646.10 : 136,099.51 = 60,365.70 : x
  2. Step 2: Convert to fraction form
    98,646.10/136,099.51 = 60,365.70/x
  3. Step 3: Cross multiply
    98,646.10x = 136,099.51 × 60,365.70
  4. Step 4: Simplify right side
    98,646.10x = 8,215,742,039.89
  5. Step 5: Solve for x
    x = 8,215,742,039.89/98,646.10
  6. Step 6: Final answer
    x = 83,285.02

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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.