Home / 127,569.04-176,046.96-70,980.32

Finding the Fourth Proportional to 127,569.04, 176,046.96 and 70,980.32

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Solution

The fourth proportional to 127,569.04, 176,046.96 and 70,980.32 is: 97,953.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,569.04 : 176,046.96 = 70,980.32 : x
  2. Step 2: Convert to fraction form
    127,569.04/176,046.96 = 70,980.32/x
  3. Step 3: Cross multiply
    127,569.04x = 176,046.96 × 70,980.32
  4. Step 4: Simplify right side
    127,569.04x = 12,495,869,555.83
  5. Step 5: Solve for x
    x = 12,495,869,555.83/127,569.04
  6. Step 6: Final answer
    x = 97,953.78

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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.