Home / 152,875.40-229,313.10-40,555.40

Finding the Fourth Proportional to 152,875.40, 229,313.10 and 40,555.40

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Solution

The fourth proportional to 152,875.40, 229,313.10 and 40,555.40 is: 60,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,875.40 : 229,313.10 = 40,555.40 : x
  2. Step 2: Convert to fraction form
    152,875.40/229,313.10 = 40,555.40/x
  3. Step 3: Cross multiply
    152,875.40x = 229,313.10 × 40,555.40
  4. Step 4: Simplify right side
    152,875.40x = 9,299,884,495.74
  5. Step 5: Solve for x
    x = 9,299,884,495.74/152,875.40
  6. Step 6: Final answer
    x = 60,833.10

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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.