Home / 62,421.42-86,141.67-34,127.10

Finding the Fourth Proportional to 62,421.42, 86,141.67 and 34,127.10

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Solution

The fourth proportional to 62,421.42, 86,141.67 and 34,127.10 is: 47,095.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,421.42 : 86,141.67 = 34,127.10 : x
  2. Step 2: Convert to fraction form
    62,421.42/86,141.67 = 34,127.10/x
  3. Step 3: Cross multiply
    62,421.42x = 86,141.67 × 34,127.10
  4. Step 4: Simplify right side
    62,421.42x = 2,939,765,386.26
  5. Step 5: Solve for x
    x = 2,939,765,386.26/62,421.42
  6. Step 6: Final answer
    x = 47,095.46

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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.