Home / 60,095.04-90,155.44-17,978.40

Finding the Fourth Proportional to 60,095.04, 90,155.44 and 17,978.40

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Solution

The fourth proportional to 60,095.04, 90,155.44 and 17,978.40 is: 26,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,095.04 : 90,155.44 = 17,978.40 : x
  2. Step 2: Convert to fraction form
    60,095.04/90,155.44 = 17,978.40/x
  3. Step 3: Cross multiply
    60,095.04x = 90,155.44 × 17,978.40
  4. Step 4: Simplify right side
    60,095.04x = 1,620,850,562.50
  5. Step 5: Solve for x
    x = 1,620,850,562.50/60,095.04
  6. Step 6: Final answer
    x = 26,971.45

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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.