Home / 123,265.04-170,113.76-69,530.45

Finding the Fourth Proportional to 123,265.04, 170,113.76 and 69,530.45

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Solution

The fourth proportional to 123,265.04, 170,113.76 and 69,530.45 is: 95,956.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,265.04 : 170,113.76 = 69,530.45 : x
  2. Step 2: Convert to fraction form
    123,265.04/170,113.76 = 69,530.45/x
  3. Step 3: Cross multiply
    123,265.04x = 170,113.76 × 69,530.45
  4. Step 4: Simplify right side
    123,265.04x = 11,828,085,085.77
  5. Step 5: Solve for x
    x = 11,828,085,085.77/123,265.04
  6. Step 6: Final answer
    x = 95,956.53

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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.