Home / 85,767.93-118,359.63-48,042.18

Finding the Fourth Proportional to 85,767.93, 118,359.63 and 48,042.18

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Solution

The fourth proportional to 85,767.93, 118,359.63 and 48,042.18 is: 66,298.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,767.93 : 118,359.63 = 48,042.18 : x
  2. Step 2: Convert to fraction form
    85,767.93/118,359.63 = 48,042.18/x
  3. Step 3: Cross multiply
    85,767.93x = 118,359.63 × 48,042.18
  4. Step 4: Simplify right side
    85,767.93x = 5,686,254,649.19
  5. Step 5: Solve for x
    x = 5,686,254,649.19/85,767.93
  6. Step 6: Final answer
    x = 66,298.14

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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.