Home / 86,526.90-119,407.01-48,801.15

Finding the Fourth Proportional to 86,526.90, 119,407.01 and 48,801.15

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Solution

The fourth proportional to 86,526.90, 119,407.01 and 48,801.15 is: 67,345.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,526.90 : 119,407.01 = 48,801.15 : x
  2. Step 2: Convert to fraction form
    86,526.90/119,407.01 = 48,801.15/x
  3. Step 3: Cross multiply
    86,526.90x = 119,407.01 × 48,801.15
  4. Step 4: Simplify right side
    86,526.90x = 5,827,199,162.06
  5. Step 5: Solve for x
    x = 5,827,199,162.06/86,526.90
  6. Step 6: Final answer
    x = 67,345.52

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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.