Home / 163,569.90-245,387.79-58,386.15

Finding the Fourth Proportional to 163,569.90, 245,387.79 and 58,386.15

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Solution

The fourth proportional to 163,569.90, 245,387.79 and 58,386.15 is: 87,590.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,569.90 : 245,387.79 = 58,386.15 : x
  2. Step 2: Convert to fraction form
    163,569.90/245,387.79 = 58,386.15/x
  3. Step 3: Cross multiply
    163,569.90x = 245,387.79 × 58,386.15
  4. Step 4: Simplify right side
    163,569.90x = 14,327,248,315.11
  5. Step 5: Solve for x
    x = 14,327,248,315.11/163,569.90
  6. Step 6: Final answer
    x = 87,590.98

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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.