Home / 145,870.27-201,317.07-84,629.95

Finding the Fourth Proportional to 145,870.27, 201,317.07 and 84,629.95

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Solution

The fourth proportional to 145,870.27, 201,317.07 and 84,629.95 is: 116,798.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,870.27 : 201,317.07 = 84,629.95 : x
  2. Step 2: Convert to fraction form
    145,870.27/201,317.07 = 84,629.95/x
  3. Step 3: Cross multiply
    145,870.27x = 201,317.07 × 84,629.95
  4. Step 4: Simplify right side
    145,870.27x = 17,037,453,568.25
  5. Step 5: Solve for x
    x = 17,037,453,568.25/145,870.27
  6. Step 6: Final answer
    x = 116,798.67

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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.