Home / 58,001.10-87,001.65-39,290.10

Finding the Fourth Proportional to 58,001.10, 87,001.65 and 39,290.10

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Solution

The fourth proportional to 58,001.10, 87,001.65 and 39,290.10 is: 58,935.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,001.10 : 87,001.65 = 39,290.10 : x
  2. Step 2: Convert to fraction form
    58,001.10/87,001.65 = 39,290.10/x
  3. Step 3: Cross multiply
    58,001.10x = 87,001.65 × 39,290.10
  4. Step 4: Simplify right side
    58,001.10x = 3,418,303,528.67
  5. Step 5: Solve for x
    x = 3,418,303,528.67/58,001.10
  6. Step 6: Final answer
    x = 58,935.15

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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.