Home / 147,340.04-203,353.71-86,925.53

Finding the Fourth Proportional to 147,340.04, 203,353.71 and 86,925.53

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Solution

The fourth proportional to 147,340.04, 203,353.71 and 86,925.53 is: 119,971.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,340.04 : 203,353.71 = 86,925.53 : x
  2. Step 2: Convert to fraction form
    147,340.04/203,353.71 = 86,925.53/x
  3. Step 3: Cross multiply
    147,340.04x = 203,353.71 × 86,925.53
  4. Step 4: Simplify right side
    147,340.04x = 17,676,629,527.60
  5. Step 5: Solve for x
    x = 17,676,629,527.60/147,340.04
  6. Step 6: Final answer
    x = 119,971.67

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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.