Home / 93,988.38-129,704.03-51,547.08

Finding the Fourth Proportional to 93,988.38, 129,704.03 and 51,547.08

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Solution

The fourth proportional to 93,988.38, 129,704.03 and 51,547.08 is: 71,135.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,988.38 : 129,704.03 = 51,547.08 : x
  2. Step 2: Convert to fraction form
    93,988.38/129,704.03 = 51,547.08/x
  3. Step 3: Cross multiply
    93,988.38x = 129,704.03 × 51,547.08
  4. Step 4: Simplify right side
    93,988.38x = 6,685,864,010.73
  5. Step 5: Solve for x
    x = 6,685,864,010.73/93,988.38
  6. Step 6: Final answer
    x = 71,135.01

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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.