Home / 65,576.04-98,368.40-18,829.32

Finding the Fourth Proportional to 65,576.04, 98,368.40 and 18,829.32

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Solution

The fourth proportional to 65,576.04, 98,368.40 and 18,829.32 is: 28,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,576.04 : 98,368.40 = 18,829.32 : x
  2. Step 2: Convert to fraction form
    65,576.04/98,368.40 = 18,829.32/x
  3. Step 3: Cross multiply
    65,576.04x = 98,368.40 × 18,829.32
  4. Step 4: Simplify right side
    65,576.04x = 1,852,210,081.49
  5. Step 5: Solve for x
    x = 1,852,210,081.49/65,576.04
  6. Step 6: Final answer
    x = 28,245.23

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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.