Home / 86,809.90-119,802.32-48,567.17

Finding the Fourth Proportional to 86,809.90, 119,802.32 and 48,567.17

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Solution

The fourth proportional to 86,809.90, 119,802.32 and 48,567.17 is: 67,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,809.90 : 119,802.32 = 48,567.17 : x
  2. Step 2: Convert to fraction form
    86,809.90/119,802.32 = 48,567.17/x
  3. Step 3: Cross multiply
    86,809.90x = 119,802.32 × 48,567.17
  4. Step 4: Simplify right side
    86,809.90x = 5,818,459,560.76
  5. Step 5: Solve for x
    x = 5,818,459,560.76/86,809.90
  6. Step 6: Final answer
    x = 67,025.30

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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.