Home / 158,985.60-238,132.80-96,547.20

Finding the Fourth Proportional to 158,985.60, 238,132.80 and 96,547.20

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Solution

The fourth proportional to 158,985.60, 238,132.80 and 96,547.20 is: 144,610.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,985.60 : 238,132.80 = 96,547.20 : x
  2. Step 2: Convert to fraction form
    158,985.60/238,132.80 = 96,547.20/x
  3. Step 3: Cross multiply
    158,985.60x = 238,132.80 × 96,547.20
  4. Step 4: Simplify right side
    158,985.60x = 22,991,055,068.16
  5. Step 5: Solve for x
    x = 22,991,055,068.16/158,985.60
  6. Step 6: Final answer
    x = 144,610.93

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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.