Home / 84,973.50-127,460.25-40,465.32

Finding the Fourth Proportional to 84,973.50, 127,460.25 and 40,465.32

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Solution

The fourth proportional to 84,973.50, 127,460.25 and 40,465.32 is: 60,697.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,973.50 : 127,460.25 = 40,465.32 : x
  2. Step 2: Convert to fraction form
    84,973.50/127,460.25 = 40,465.32/x
  3. Step 3: Cross multiply
    84,973.50x = 127,460.25 × 40,465.32
  4. Step 4: Simplify right side
    84,973.50x = 5,157,719,803.53
  5. Step 5: Solve for x
    x = 5,157,719,803.53/84,973.50
  6. Step 6: Final answer
    x = 60,697.98

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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.