Home / 93,535.40-140,303.10-83,426.60

Finding the Fourth Proportional to 93,535.40, 140,303.10 and 83,426.60

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Solution

The fourth proportional to 93,535.40, 140,303.10 and 83,426.60 is: 125,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,535.40 : 140,303.10 = 83,426.60 : x
  2. Step 2: Convert to fraction form
    93,535.40/140,303.10 = 83,426.60/x
  3. Step 3: Cross multiply
    93,535.40x = 140,303.10 × 83,426.60
  4. Step 4: Simplify right side
    93,535.40x = 11,705,010,602.46
  5. Step 5: Solve for x
    x = 11,705,010,602.46/93,535.40
  6. Step 6: Final answer
    x = 125,139.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.