Home / 88,688.90-133,071.15-46,601.30

Finding the Fourth Proportional to 88,688.90, 133,071.15 and 46,601.30

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Solution

The fourth proportional to 88,688.90, 133,071.15 and 46,601.30 is: 69,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,688.90 : 133,071.15 = 46,601.30 : x
  2. Step 2: Convert to fraction form
    88,688.90/133,071.15 = 46,601.30/x
  3. Step 3: Cross multiply
    88,688.90x = 133,071.15 × 46,601.30
  4. Step 4: Simplify right side
    88,688.90x = 6,201,288,582.50
  5. Step 5: Solve for x
    x = 6,201,288,582.50/88,688.90
  6. Step 6: Final answer
    x = 69,921.81

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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.