Home / 98,968.16-136,576.24-53,646.14

Finding the Fourth Proportional to 98,968.16, 136,576.24 and 53,646.14

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Solution

The fourth proportional to 98,968.16, 136,576.24 and 53,646.14 is: 74,031.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,968.16 : 136,576.24 = 53,646.14 : x
  2. Step 2: Convert to fraction form
    98,968.16/136,576.24 = 53,646.14/x
  3. Step 3: Cross multiply
    98,968.16x = 136,576.24 × 53,646.14
  4. Step 4: Simplify right side
    98,968.16x = 7,326,788,091.71
  5. Step 5: Solve for x
    x = 7,326,788,091.71/98,968.16
  6. Step 6: Final answer
    x = 74,031.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.