Home / 97,253.36-145,880.04-30,740.20

Finding the Fourth Proportional to 97,253.36, 145,880.04 and 30,740.20

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Solution

The fourth proportional to 97,253.36, 145,880.04 and 30,740.20 is: 46,110.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,253.36 : 145,880.04 = 30,740.20 : x
  2. Step 2: Convert to fraction form
    97,253.36/145,880.04 = 30,740.20/x
  3. Step 3: Cross multiply
    97,253.36x = 145,880.04 × 30,740.20
  4. Step 4: Simplify right side
    97,253.36x = 4,484,381,730.32
  5. Step 5: Solve for x
    x = 4,484,381,730.32/97,253.36
  6. Step 6: Final answer
    x = 46,110.30

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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.