Home / 111,302.12-153,597.54-60,315.08

Finding the Fourth Proportional to 111,302.12, 153,597.54 and 60,315.08

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Solution

The fourth proportional to 111,302.12, 153,597.54 and 60,315.08 is: 83,235.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,302.12 : 153,597.54 = 60,315.08 : x
  2. Step 2: Convert to fraction form
    111,302.12/153,597.54 = 60,315.08/x
  3. Step 3: Cross multiply
    111,302.12x = 153,597.54 × 60,315.08
  4. Step 4: Simplify right side
    111,302.12x = 9,264,247,912.90
  5. Step 5: Solve for x
    x = 9,264,247,912.90/111,302.12
  6. Step 6: Final answer
    x = 83,235.14

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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.