Home / 145,925.84-201,453.76-103,585.52

Finding the Fourth Proportional to 145,925.84, 201,453.76 and 103,585.52

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Solution

The fourth proportional to 145,925.84, 201,453.76 and 103,585.52 is: 143,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,925.84 : 201,453.76 = 103,585.52 : x
  2. Step 2: Convert to fraction form
    145,925.84/201,453.76 = 103,585.52/x
  3. Step 3: Cross multiply
    145,925.84x = 201,453.76 × 103,585.52
  4. Step 4: Simplify right side
    145,925.84x = 20,867,692,485.56
  5. Step 5: Solve for x
    x = 20,867,692,485.56/145,925.84
  6. Step 6: Final answer
    x = 143,002.04

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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.