Home / 86,061.56-118,774.20-52,088.74

Finding the Fourth Proportional to 86,061.56, 118,774.20 and 52,088.74

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Solution

The fourth proportional to 86,061.56, 118,774.20 and 52,088.74 is: 71,888.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,061.56 : 118,774.20 = 52,088.74 : x
  2. Step 2: Convert to fraction form
    86,061.56/118,774.20 = 52,088.74/x
  3. Step 3: Cross multiply
    86,061.56x = 118,774.20 × 52,088.74
  4. Step 4: Simplify right side
    86,061.56x = 6,186,798,422.51
  5. Step 5: Solve for x
    x = 6,186,798,422.51/86,061.56
  6. Step 6: Final answer
    x = 71,888.06

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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.