Home / 88,683.10-133,024.65-87,516.70

Finding the Fourth Proportional to 88,683.10, 133,024.65 and 87,516.70

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Solution

The fourth proportional to 88,683.10, 133,024.65 and 87,516.70 is: 131,275.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,683.10 : 133,024.65 = 87,516.70 : x
  2. Step 2: Convert to fraction form
    88,683.10/133,024.65 = 87,516.70/x
  3. Step 3: Cross multiply
    88,683.10x = 133,024.65 × 87,516.70
  4. Step 4: Simplify right side
    88,683.10x = 11,641,878,386.66
  5. Step 5: Solve for x
    x = 11,641,878,386.66/88,683.10
  6. Step 6: Final answer
    x = 131,275.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.