Home / 111,515.28-153,886.95-60,526.92

Finding the Fourth Proportional to 111,515.28, 153,886.95 and 60,526.92

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Solution

The fourth proportional to 111,515.28, 153,886.95 and 60,526.92 is: 83,524.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,515.28 : 153,886.95 = 60,526.92 : x
  2. Step 2: Convert to fraction form
    111,515.28/153,886.95 = 60,526.92/x
  3. Step 3: Cross multiply
    111,515.28x = 153,886.95 × 60,526.92
  4. Step 4: Simplify right side
    111,515.28x = 9,314,303,111.69
  5. Step 5: Solve for x
    x = 9,314,303,111.69/111,515.28
  6. Step 6: Final answer
    x = 83,524.90

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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.